Most N.J. voters think the governor knew about the order but didn't give it himself.
Tehran bureau chief Jason Rezaian was arrested nine months ago.
"I think contrasts will become apparent,” he said.
An individual reportedly scaled a fence on the White House grounds on Sunday night.
Clinton praised Oklahoma City residents 20 years after the Murrah Building bombing.
"It exposes a vulnerability that the terrorists, I think, can exploit," McCaul said.
VIDEO | Doug Hughes spoke to reporters early Sunday morning.
Rep. Jason Chaffetz said last week's gyrocopter incident raised concerns.