Former President Donald Trump’s signature outdoor rallies are coming to an end following the attempt on his life earlier this month at a rally in Pennsylvania. That’s according to NBC News, which cited two sources familiar with his campaign’s operations. Trump will continue to hold indoor rallies, the report said. He may also take part in small outdoor events and large rallies in venues such as stadiums, where the flow of traffic is more controlled. Want more breaking political news? Click for the latest headlines at Raw Story. The report comes after Secret Service Director Kimberly Cheatle re…