Shields and Brooks on front-runner support sagging in Wisc.

Aired: 4/1/2016 | 0:12:32 | Clip
Syndicated columnist Mark Shields and New York Times columnist David Brooks join Judy Woodruff to discuss the week’s news, including flagging polls for front-runners Hillary Clinton and Donald Trump in Wisconsin, the outlook for other primary contests ahead, plus more provocative comments from Trump and a quarrel between Clinton and Sanders over campaign donations.