Tomlin won’t commit to starting Roethlisberger Saturday

Steelers coach Mike Tomlin won’t apologize for leaving Ben Roethlisberger in at the end of Pittsbugh’s 20-3 loss to the 49ers. Big Ben wanted to stay in, so he did. “He and I have been in that situation before,” Tomlin said Tuesday via the Pittsburgh Tribune-Review. “I know what kind of competitor he is. I…