PONTIAC, Mich. -- Nermin Crnkic's extra-time goal gave the Michigan Bucks a 3-2 victory Tuesday night over the Chicago Fire of the MLS in the third round of the U.S. Open Cup.

The Bucks of the USL Premier Development League took a 1-0 lead in the ninth minute when Tommy Catalano beat Chicago goalkeeper Paolo Tornaghi. Michigan outplayed Chicago for most of the first half, but the Fire tied the game on Corben Bone's goal in the 28th minute.

Federico Puppo's shot from the edge of the box in the 51st minute gave the Fire a 2-1 lead, but Nate Boyden's header forced extra time in the 78th minute.

Crnkic hit the winning goal in the third minute of extra time.