A NASA rocket bound for the International Space Station exploded six seconds after takeoff at Wallops Island in Virginia.
The company says no one was believed to be hurt and the damage appeared to be limited to the facilities.
Watch the moment an unmanned rocket explodes on launch in Virginia. NASA confirmed no one was injured during the incident.
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.