Left-hander Aroldis Chapman's major league debut Tuesday produced eye-popping numbers -- namely, a 103-mph fastball on the radar gun. Chapman, a Cuban defector, pitched one perfect inning for the Cincinnati Reds against the Milwaukee Brewers. Chapman joined the team at Cincinnati's Great American Ballpark after being recalled from Class AAA Louisville, where he had hit 105 mph on Friday. He entered the game in the eighth inning with the Reds up 8-3. Cincinnati eventually won 8-4 to increase their NL Central lead to seven games over the St. Louis Cardinals. By bringing up Chapman, 22, on Tuesday, the Reds made...