Mets' Sean Manaea working with Johan Santana on changeup grip, 'bulldog mentality'

Mets pitcher Sean Manaea was able to pick the brain of legendary Mets lefty Johan Santana, who is a guest instructor in Port St. Lucie.

Mets' Sean Manaea working with Johan Santana on changeup grip, 'bulldog mentality'

Mets pitcher Sean Manaea was able to pick the brain of legendary Mets lefty Johan Santana, who is a guest instructor in Port St. Lucie.