Rod Stewart, 80, postponed six performances while battling the flu. Stewart's canceled shows raised concerns about whether he’d be well enough to perform at the Glastonbury Festival.

Sir Rod Stewart has been forced to cancel more US concerts as the singer continues to recover from flu ahead of his set at Glastonbury later this month. At such a critical moment in US history, we need reporters on the ground. Your donation allows us to keep sending journalists to speak to both sides of the story.