WATERLOO -- Waterloo tallied three second-period goals and blanked Des Moines 3-0 Friday in the Black Hawks' preseason opener at Young Arena.
Garrett Wait broke a scoreless tie 8 minutes, 31 seconds into the second period. Jackson Cates added a power-play goal at the 12:08 mark, and Matt Koopman capped the scoring with 1:43 left in the period.
Wait, Bobby Trivigno, Sam Huff, Ethan Johnson and Jax Murray all had one assist each while Matej Tomek stopped all 18 shots he faced in the Waterloo net.
The Black Hawks and Bucs meet again Saturday night in Des Moines.