Chicago Cubs pitching coach Chris Bosio leaves the mound during the seventh inning of a baseball game against the Detroit Tigers on June 10, 2015, in Detroit.
Chicago Cubs pitching coach Chris Bosio leaves the mound during the seventh inning of a baseball game against the Detroit Tigers on June 10, 2015, in Detroit. Carlos Osorio The Associated Press
Chicago Cubs pitching coach Chris Bosio leaves the mound during the seventh inning of a baseball game against the Detroit Tigers on June 10, 2015, in Detroit. Carlos Osorio The Associated Press