 It makes the sun and clouds 92 degrees. Good evening. I'm Caitlin Bancroft. Maryland officials continue to react to the assassination attempt on former President Donald Trump. Meantime, an initial court appearance has been moved for the suspect in the murder of Rachel Morin. First, ABC News. From ABC News, I'm Chuck Severson. Donald Trump chooses a relatively new Ohio senator as his running mate, and both are officially nominated at the Republican Convention in Milwaukee. ABC News national correspondent Stephen Portnoy