Aust leaders remember 9/11 terror attacks

Peter Dutton (left) and Anthony Albanese have paused to remember the 9/11 attacks in the US. (Mick Tsikas/AAP PHOTOS) (AAP)

Twenty-one years after the September 11 terror attacks, Australia's leaders have remembered those who were killed.

Ten Australians were among the almost 3000 people who died when al-Qaeda militants hijacked four planes on September 11, 2001.