The man charged with murdering George H.W. Bush’s former cardiologist committed suicide Friday after being confronted by two members of the Houston Police department, officials said. Houston Police Chief Art Acevedo declared "This is our suspect" at a press conference less than an hour after Joseph Pappas, 62, shot himself near his home in Houston. Acevedo explained that a witness called authorities at 9:21 A.M. to say he had seen a suspect he believed was Pappas, as well as a wallet with his ID that he left on the ground. Acevedo said he wasn't sure if Pappas left the wallet...