O'Neill was scratched from Tuesday's lineup against the Tigers with back stiffness and wasn't available off the bench, Katie Woo of The Athletic reports.
EDGE Analysis
O'Neill was slated to start his 10th straight game in left field before being replaced in the starting nine by Lars Nootbaar. O'Neill will be reevaluated Wednesday, and it's unclear if he'll be available for the series finale versus Detroit.