FILE – In this Feb. 7, 2016 file photo, Democratic presidential candidate Hillary Clinton holds the hand of Flint Mayor Karen Weaver during a meeting with officials at the House Of Prayer Missionary Baptist Church in Flint, Mich. Flint, a majority-black impoverished community in a state run by Republicans, has become a dominant issue for the Democratic candidates before Tuesdays primary in Michigan, so much so that they will return to the city for the seventh Democratic debate on Sunday. (AP Photo/Paul Sancya, File)