Acting White House chief of staff under fire after Ukraine comments The acting White House chief of staff Mick Mulvaney says President Trump didn’t expect so much opposition to his plan to host next year's G-7 summit at his Florida resort. The president now says he will not host the gathering of world leaders at his Doral resort. Mulvaney faces his own pushback for acknowledging the president held up military aid to pressure Ukraine to investigate Democrats. Paula Reid reports.