Latest: Trump calls for unity after apparent assassination attempt

Donald Trump’s campaign says he is “fine” after what law enforcement officials are treating as an assassination attempt during a rally in Butler, Pennsylvania. Officials said the man who opened fire was a 20-year-old from Pennsylvania.

In a social media post, Trump said he was “shot with a bullet that pierced the upper part of my right ear.” The former president was quickly whisked from the stage by Secret Service agents, his…