Phils' Taijuan Walker leaves with forearm tightness

Philadelphia Phillies right-hander Taijuan Walker left his Wednesday start against the visiting Seattle Mariners after four innings due to right forearm tightness, the team announced later.

Walker, an 11-year veteran who is in his first season with the Phillies, surrendered five runs on five hits and two walks while striking out six. His ERA rose from 3.80 to 4.97.

He took a no-decision when the Phillies rallied from an