A’s left-hander Sean Manaea throws during spring training in Mesa, Ariz., Sunday, Feb. 21, 2016.
A’s left-hander Sean Manaea throws during spring training in Mesa, Ariz., Sunday, Feb. 21, 2016. Chris Carlson The Associated Press
A’s left-hander Sean Manaea throws during spring training in Mesa, Ariz., Sunday, Feb. 21, 2016. Chris Carlson The Associated Press