Clip: 05/07/2019 | 5m 48s | Video has closed captioning.
In our Tuesday news wrap, the Trump administration intensified its resistance to investigations by congressional Democrats, instructing former White House counsel Don McGahn to defy a subpoena. Meanwhile, uncertainty over U.S.-China trade negotiations sent Wall Street stocks plummeting. The Dow Jones Industrial Average posted its largest percentage decline since early January, falling 473 points.
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