Donald Trump's 80th birthday UFC spectacle at the White House has reignited questions about the president's health after viewers homed in on what they described as a 'visibly discoloured' hand and a possible bruise on his face on Sunday, 14 June.
The concerns flared online after footage of Donald Trump standing on the South Lawn balcony and beside UFC chief executive Dana White at the UFC Freedom 250 event in Washington was shared across social media.