Top prospect Heaney promoted to Triple-A

Top prospect Heaney promoted to Triple-A

MIAMI -- Marlins top pitching prospect Andrew Heaney was promoted on Tuesday to Triple-A New Orleans, and he will make his first start for the Zephyrs on Thursday against the Oklahoma City RedHawks.

Heaney, an Oklahoma State University product, was selected by the Marlins with the ninth pick of the 2012 Draft. The left-hander was 4-2 with a 2.35 ERA at Double-A Jacksonville this season.

Steve Dorsey is a contributor to MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.