Play Ball - Jansen interview
September 14, 2017 | 00:01:18
Kenley Jansen explains his transition from a catcher to a pitcher on MLB Network's "Play Ball," on September 16 at 10 a.m.
Kenley Jansen explains his transition from a catcher to a pitcher on MLB Network's "Play Ball," on September 16 at 10 a.m.