Even before he emerged from the bullpen Friday, the Pittsburgh Pirates’ Bubba Chandler was considered the top pitching prospect in baseball. The hard-throwing 22-year-old confirmed those credentials in his major league debut.

Anchored by a fastball that reached triple digits with ease and helped by some solid defence behind him, Chandler became the first pitcher to throw four scoreless innings and record a save in his debut since saves became an officially recognized statistic in 1969.

He had to wait longer than he wanted, but Pittsburgh Pirates top prospect Bubba Chandler is finally a big leaguer. Chandler made his MLB debut during Friday night's win over the Colorado Rockies ( PIT 9,