 U.S. Secret Service Director Kimberly Cheadle has agreed to testify before a congressional committee today about the recent failed assassination attempt against former President Trump. Secret Service Director Kimberly Cheadle will be in the hot seat when she testifies before the House Oversight Committee Monday. Chairman James Comer says the hearing will be the beginning of the process to get answers for the American people about the assassination attempt against former President Trump at a Pennsylvania rally, including how the gunman made it on top of a roof.