US Commemorates Horrors Of 9/11 Attack On 22nd Anniversary, Pays Tribute To Victims. In Pics

September 11 is recognised in the US as 'Patriot Day' and National Day of Service and Remembrance to commemorate the terror attacks.

US 9/11 Attacks Manhattan New York

The annual Tribute in Light illuminated above the skyline of lower Manhattan and One World Trade Center to mark the 22nd anniversary of the 9/11 attacks in New York City. Image Source: Getty Images

On September 11, 2001 Al-Qaeda commando crashed two hijacked civilian airliners into New York's twin towers killing 2,753 people. Image Source: Getty Images

People visit the 9/11 Memorial and Museum at the Ground Zero site in lower Manhattan commemorating the the 22nd anniversary of the attacks. A deafening roar had rocked New York as the trade centre's south and north towers collapsed. Image Source: Getty Images

A total of 2,977 people died in the incident as jihadists, mostly Saudis hijacked four planes destroying World Trade Center, slamming another into the Pentagon near Washington and crashing a fourth a field in Shanksville, Pennsylvania, after passengers and crew fought with the attackers. Image Source: Getty Images

The remains of two people who died in the collapse of the World Trade Center have been identified through DNA analysis this year. Image Source: Getty Images

The incident commenced a global war on terror which included American led conflicts in both Iraq and Afghanistan. Image Source: Getty Images