 Unity is the theme tonight. Speakers include one-time rivals of Donald Trump, Nikki Haley and Ron DeSantis. Security is heightened following the assassination attempt of the former president in Pennsylvania. And investigators are looking into the gunman's background and reviewing security. Butler County Sheriff Michael Sloop, meantime, is defending his deputies. My office staff is receiving phone calls cussing and swearing that we should have been able to stop this. Boy, do I wish we could have.