Ballesteros went 0-for-4 in his debut, but there's always tomorrow. "The nerves got the better of me today," he said through an interpreter.

The Chicago Cubs have promoted catching prospect Moisés Ballesteros for his MLB debut. Ballesteros is hitting seventh as the DH in Tuesday's game against the Miami Marlins. In a corresponding move, the Cubs have placed outfielder Ian Happ on the injured list on account of an oblique injury that has sidelined him since May 9.