I’ve been digging into this and, in addition to his flagrant abuse of power, I think it’s clear that Trump broke the law by withholding aid from Ukraine in clear violation of the Impoundment Control Act. I’m asking @USGAO to give us an independent legal opinion. pic.twitter.com/Rskxz4jeSo— Senator Chris Van Hollen (@ChrisVanHollen) December 23, 2019