After competing for a rotation spot in spring, Sean Newcomb has been invaluable in White Sox bullpen

HOUSTON – Protecting a one-run lead for four innings on Saturday, with relief ace Grant Taylor unavailable after working a career-high 2 2/3 frames on Friday, there were no easy answers for White Sox manager Will Venable. Unless the answer was a lot of Sean Newcomb. “I was talking with [general manager’ Chris Getz about it yesterday, about how valuable these guys are,” said Venable. “[Newcomb] leads the way. That prototype of pitchers, where he’s really good, he takes the ball all the time and…