Donald Trump: John McCain 'should not be talking about the success or failure of a mission'
Senator John McCain (AFP Photo/Wakil Kohsar)

President Trump on Thursday said Sen. John McCain "should not be talking about" what constitutes the success or failure of a military mission and that Mr. McCain "doesn't know how to win anymore" after the Arizona Republican said it would be wrong to call a recent mission in Yemen a success. "Sen. McCain should not be…