Jason Heyward is working on his swing … and Darnell McDonald posted more video late Wednesday.
Here’s the latest on Heyward from one of the Cubs’ mental skills coaches …
That's my hitting coach! ???? #cubs pic.twitter.com/F4IbStbnkK
— Darnell McDonald (@MacDime54) December 22, 2016
Hard work. Determination. Belief. ???? pic.twitter.com/h5TccJiKnt
— Darnell McDonald (@MacDime54) December 22, 2016
Jason Heyward video from Monday …