In this Feb. 10, 2016 file photo, Dr. Mona Hanna-Attisha speaks on Capitol Hill in Washington during a House Democratic Steering and Policy Committee hearing on The Flint Water Crisis. Dr. Hanna-Attisha came to the U.S. with her parents, who were fleeing the regime of Saddam Hussein, has been invited by Rep. Dan Kildee, D-Mich.