 Nine days after the Trump assassination attempt, the Secret Service director will face tough questions at a House hearing this morning about security lapses that allow the 20-year-old gunman to fire the shots. Republican Mike Turner chairs the House Intelligence Committee and tells CBS Face the Nation Kimberly Cheadle should resign. He walked in with a ladder. He had a range finder. He had a weapon. He got onto a roof that was within short distance. All of these failures are obvious failures.