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Clayton Richard

LEADING OFF: All-Star arms, Nola's debut, Who's on first?

A look at what's happening all around the major leagues today: ___ ALL-STAR ARMS National League All-Stars Gerrit Cole and Michael Wacha are both on the mound in interleague games. Cole (13-3) pitches for Pittsburgh against Kansas City lefty Jason Vargas (5-2), set to come off the disabled list. Wacha (10-3) starts for St. Louis against Chicago White Sox rookie Carlos Rodon (3-2). FUTURE IS NOW Prized pitching prospect Aaron Nola makes his major league debut for Philadelphia against Tampa Bay. The 22-year-old righty was selected seventh overall last season out of LSU and will become the first Phillies player since Pat Combs in 1989 to debut in the majors the year after getting...