The Blackhawks signed 2013 first-round draft choice Ryan Hartman to a three-year contract Monday, according to an ESPN.com report.
The 19-year-old Hartman, a forward, was selected 30th overall in the 2013 draft.
Hartman has 10 goals and 11 assists in 20 games this season for the Plymouth Whalers of the OHL.
Via ESPN.com