Justin Jefferson sees Kyler Murray as a "spark," and news from start of Vikings' offseason program

Andrew Krammer and Emily Leiker recap what they heard on Day 1 of the Vikings' offseason program from wide receiver Justin Jefferson, head coach Kevin O'Connell and interim general manager Rob Brzezinski. How did Jefferson react to Kyler Murray's signing? What has his offseason training with J.J. McCarthy looked like? Plus, Jonathan Greenard not present for offseason program opening, and Ivan Pace Jr. re-signs.