New England Patriots make some big splashes on Day 1 of NFL free agency, but needs remain

The Patriots made a splash Monday when the team signed defensive tackle Milton Williams to a record-setting deal, and that was just one of the big moves the team made on the first day of NFL free agency. CBS News Boston's Joe Weil and Tyler Sullivan of CBS Sports discuss New England's Day 1 signings, and also break down the remaining needs for the team.