The Wisconsin primary by the numbers

Aired: 4/5/2016 | 0:00:22 | Clip
Tuesday night’s Wisconsin primary represents one of the biggest electoral prizes left in this campaign season for Democrats, with 96 pledged delegates up for grabs. But the contest holds a significant delegate pool for Republicans as well, with 42 available. A strong showing here could pave the way for further gains down the line. Gwen Ifill reports.