Crown Chasers episode four: 2017 season could be Ned Yost's defining challenge

In the fourth installment of the six-part video series "Crown Chasers," Kansas City Royals manager Ned Yost faces new challenges in 2017. Will they hit for more power? Will the bullpen still be as dominant? The answers Yost finds will define the upcoming season and perhaps his decision on retirement.
David Eulitt and Sam Mellinger The Kansas City Star