Tanner Roark , Max Scherzer , and Gio Gonzalez are 29 , 31 , and 30 years old , respectively .
All have made it through the injury nexus without incident .
Tanner Roark , Max Scherzer , and Gio Gonzalez are 29 , 31 , and 30 years old , respectively , and all have made it through the injury nexus without incident .