John Antonoff / for the Sun-Times
MESA, Ariz. – Here’s a reminder not to jump to conclusions in the first week of spring training games. With rookie Hayden Wesneski’s start against the Mariners on Wednesday, the Cubs made it through the rotation once. But it’s too early to say who will claim the fifth rotation spot come opening day.
This week, manager David Ross listed the factors he’s weighing as he mulls the decision: strikes, pitchability, velocities, how the hitters they face are seeing the ball.