Brazilian club Corinthians, who will occupy the Sao Paulo stadium upon completion, issued the following short statement on their website:
The board of Corinthians Paulista Sports Club deeply regrets the accident earlier at Corinthians Arena.
No other information at this time.
More top news
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.