Popularity of the song increased greatly following the September 11, 2001 attacks ; at some sporting events it was sung in addition to the traditional singing of the national anthem.

Charles ' recording is very commonly played at major sporting and entertainment events, such as the Super Bowl, and WrestleMania 2 ; Charles gave a live performance of the song prior to Super Bowl XXXV, the last Super Bowl played before the September 11 terrorist attacks, as well as during Game 2 of the 2001 World Series after the attacks.

American Airlines Flight 77 was a passenger flight which was hijacked by five al-Qaeda terrorists on September 11, 2001, as part of the September 11 attacks.

On five sides of the memorial along the top are inscribed the words " Victims of Terrorist Attack on the Pentagon September 11, 2001 ".

* Archive of American Airlines site – explaining that all aircraft are accounted for ( September 11, 2001 )

* Archive of American Airlines site with condolences for deceased ( September 12, 2001 )

Occasionally, however, the hijackers have flown the aircraft themselves, such as the September 11 attacks of 2001.

Hijackers also have used aircraft as a weapon to target particular locations ( notably during the September 11, 2001 attacks ).

On September 11, 2001, 19 al-Qaeda Islamic extremists hijacked American Airlines Flight 11, United Airlines Flight 175, American Airlines Flight 77, and United Airlines Flight 93 and crashed them into the Twin Towers of the World Trade Center, the southwestern side of the Pentagon building, and Stonycreek Township near Shanksville, Pennsylvania in a terrorist attack.

Before the September 11, 2001 attacks, most hijackings involved the plane landing at a certain destination, followed by the hijackers making negotiable demands.

Ahmad Shah Massoud ( Aḥmad Šāh Mas ' ūd ; September 2, 1953 – September 9, 2001 ) was a political and military leader in Afghanistan.

He was assassinated on September 9, 2001.

He was assassinated, probably at the instigation of al-Qaeda, in a suicide bombing on September 9, 2001, just two days before the September 11 attacks that finally caused the US and NATO to intervene in Afghanistan, allying themselves with Massoud's forces.

An airport security guard and Imam, Abdulaziz al-Omari (,, also transliterated as Alomari or al-Umari ) ( May 28, 1979 – September 11, 2001 ) was one of five hijackers of American Airlines Flight 11 as part of the September 11 attacks.

On September 11, 2001, Omari boarded American Airlines Flight 11 and assisted in the hijacking of the plane, which was crashed into the North Tower of the World Trade Center, as part of the coordinated attacks.

In the autumn of 2001, after the September 11 attacks, al Jazeera television broadcast a tape they claim was made by Omari.

On September 10, 2001, Mohamed Atta picked up Omari from the Milner Hotel in Boston, Massachusetts, and the two drove their rented Nissan to a Comfort Inn in South Portland, Maine, where they spent the night in room 232.

Its New York offices were on the 92nd and 98th – 105th floors of the South Tower of the World Trade Center at the time of the September 11, 2001 terrorist attack.

A former law student and muezzin, Ahmed bin Abdullah al-Nami ( Arabic: أحمد بن عبد الله النامي, ; also transliterated as Alnami ) < span dir =" ltr ">( December 7, 1977 – September 11, 2001 )</ span > was one of four hijackers of United Airlines Flight 93 as part of the September 11 attacks.

On September 11, 2001, Nami boarded United 93 and assisted in the hijacking of the plane, which crashed into a field in rural Shanksville, Pennsylvania, after a passenger uprising, due to the passengers receiving information from their families of the 3 other hijacked planes that hit the World Trade Center and the Pentagon.

* September 13 – Iraq disarmament crisis: An Iraqi military officer attacks an UNSCOM weapons inspector on board an UNSCOM helicopter, while the inspector attempts to take photographs of unauthorized movement of Iraqi vehicles inside a site designated for inspection.

* September 25 – Iraq disarmament crisis: UNSCOM inspector Dr. Diane Seaman catches several Iraqi men sneaking out the back door of an inspection site, with log books for the creation of prohibited bacteria and chemicals.

In September 2011, the cracks were filled again and an October 21, 2011, inspection by the Army Corps of Engineers and other experts pronounced the repairs a success.

By September 1866 construction had advanced to the point where the Board of Trade inspector Captain Henry Tyler could make an initial inspection and report.

His extended trips and inspection tours were to the United Kingdom in April 1941 and again in May 1942 ; the South Pacific in September 1942, North Africa and China in January – February 1943 ; the Middle East and Italy ( where his party came under artillery fire ) in November – December 1943 ; London and Normandy accompanying Marshall in June 1944 ; Germany and Italy in April – May 1945 ; the Western Pacific in June 1945 ; and Potsdam in July 1945.

On September 4, 2008, Sony announced a worldwide voluntary product inspection and rework program for TZ-series notebook computers manufactured since June 2007.

After the September 11 attacks, the airport operated with a CAA exemption that allowed this to continue, although flights to the US and all Qantas-operated flights ( and for a short while Cathay Pacific flights ) were restricted to leaving from gates where a secondary X-ray and metal detector inspection had been set up.

In September 2001, Her Majesty's Chief Inspector of Schools In England became responsible for registration and inspection of day care and childminding in England.

Figures published in March 2010, show that revised inspection criteria, which were introduced in September 2009, have resulted in a reduction from 19 % to 9 % in the number of schools judged to be outstanding, and an increase from 4 % to 10 % in the number of schools judged to be inadequate.

But there was no follow-up and in September 2009 an inspection revealed that the condition of the building had further deteriorated.

A further inspection report in September 2008 again criticised safety levels for inmates of Holloway, claiming that bullying and theft were " rife " at the prison.

Before September 11, 2001, it was permissible for persons entering the U. S. to do so at any point ( including back roads or closed border stations ), as long as they proceeded directly to an open border inspection station.

The launch was carried out with no obvious anomalies, but on 27 September 1983, during post-flight inspection of the solid rocket boosters, severe corrosion was discovered in the left-hand booster.

On 28 August 1883, at the monthly meeting of the Company's directors, it was announced that Keely's engine would be ready for operation around the first week in September, and that a final inspection of it by the Trustees would be conducted on 29 August, at which the stockholders were expected to be present.

Services were suspended until Saturday, 22 September 2007, when repairs and replacement to the track, cable rollers and cable were completed and inspection carried out.

From September to November 1942 and again from July to November 1944, Davis made inspection tours of African-American soldiers stationed in Europe.

Her Majesty's Inspectorate of Constabulary and the Audit Commission ( or the Welsh Audit Commission in Wales ) began a programme of inspection for police authorities in September 2009.

A WC-130J Hercules aircraft weather loadmaster of the 53d WRS performs pre-engine start-up inspection in St. Croix, Virgin Islands, on 16 September 2010.

After passing the FRA inspection on September 14, the engine deadheaded over Wisconsin Central in time for its first public excursions on September 18 – 19, 1993.

The engine's final excursion before the required Federal Railway Administration's " 15 year inspection " for the 261 was a run in September 2008 on Canadian Pacific's ex-Milwaukee Road line from Minneapolis to Winona with a return on BNSF's ex-Burlington line from La Crosse to Minneapolis.

The list – along with the Secondary Security Screening Selection, which tags would-be passengers for extra inspection – was created after the September 11 attacks in 2001.

On September 24, 2011 the Canadian Food Inspection Agency issued an allergy alert ( http :// www. inspection. gc. ca / english / corpaffr / recarapp / 2011 / 20110924e. shtml ) that the 1. 35 kg size of the product sold in Canada contained undisclosed soy, one of the nine most common food allergens.

The Brotherhood of Railway Carmen was founded on September 9, 1890, in Topeka, Kansas, by railroad employees engaged in the repair and inspection of railroad cars.