The death toll following a crush at the annual Hajj pilgrimage in Saudi Arabia is now 769 and the number of injured has risen to 934.
Witnesses claimed police had closed entrances and exits to the pilgrims' camp, making the disaster inevitable, while Iran's Supreme Leader accused authorities of "mismanagement".
King Salman has ordered an immediate review into safety procedures.
Warning: Video report contains images some may find distressing
The Saudi authorities have been criticised after a crush of two large columns of people during the Hajj pilgrimage - the latest in a line of disasters around Mecca.
Millions of pounds have been spent on expanding the shrine area in Mecca, but, as ITV News International Affairs Editor Rageh Omaar reports, the precautions put in place were not able to prevent the latest in a line of catastrophes.
The Democratic presidential candidate may also have shown his cards on his choice of running mate.
The US president also shared a post on Twitter accusing Dr Anthony Fauci of misleading the public over hydroxychloroquine.
Fears over an impending second wave of coronavirus dominates Wednesday’s front pages.