a white house official tells cnn that donald trump is not finished with republican senator, bob corker. listen to what senator corker told "the new york times." >> sometimes i feel like he's on a reality show of some kind, you know, and talking about big foreign policy issues. you have to realize that, you know, that we could be heading towards world war iii with the comments he's making. it's like it's an act -- >> he said it was like a pressure cooker. let's discuss with republican senator, ron johnson, the senate of the homeland security