FILE- In this July 11, 2018, file photo Mick Mulvaney, listens during a news conference at the Department of Justice in Washington. Top White House aid Mick Mulvaney on Sunday, July 28, 2019 defended President Donald Trump's disparaging tweets about Rep. Elijah Cummings and his Baltimore district as a justified response to the lawmaker's criticism of administration border policies. (AP Photo/Jacquelyn Martin, File)