 The opening session of the RNC comes just two days after the attempt on the life of former President Donald Trump. But attendees at this event seem unconcerned about convention security. No, we have no fear at all about being here. South Dakota Delegate Craig Eriks. The security in Milwaukee is second to none. I don't think Donald Trump has to worry about coming here either. In fact, Trump got here on Sunday, well ahead of his original arrival date. Jim Ryan, ABC News, Milwaukee.