Donald Trump Hits Back at Obama: 'Why Are You Out Campaigning For Sick Hillary and not At White House Working?'

U.S Republican party presidential candidate Donald Trump has fired back at U.S president Barack Obama after the U.S leader blasted him
on Tuesday during a Philadelphia rally.
Donald Trump tweeted asking Obama why he wasn't working as the president, rather spending time campaigning for Hillary Clinton. who was recovering at home following a Pneumonia bout.