Now a top aide to Kristi Noem, the homeland security secretary, Mr. Lewandowski has a long history of controversy in President Trump’s orbit, but he has always found a way back from exile.

In early March, former Trump campaign manager Corey Lewandowski gave testimony to the House Intelligence Committee relevant to the Russia probe. After that hearing, Democrats requested a subpoena to ...

“When I watched Scott Walker endorse yesterday although a lot of people didn’t hear about his endorsement because of my manager, and I looked at the tapes, I say, I don’t know am I wrong? I looked, ...