Upper Arlington H.S.: A two-year starter at Upper Arlington ... first team All-OCC and second team all-district as a senior ... helped Upper Arlington to a district championship in 2010.
Personal: Michael is the son of Ron and Diane Koltak ... has three brothers, Joe, Josh and Peter, and a sister, Jennifer.
Humphrey Highlights | Seth Kinker
#SummerBucks Update: June 27
Buckeyes Selected in 2017 MLB Draft