The Springfield went 0-for-Pennsylvania this weekend, dropping games to Wilkes-Barre/Scranton and Hershey to fall back to .500 at 11-11-3-2.
Penguins 4, Thunderbirds 2
After beating Binghamton on Friday night, Springfield lost by a 4-2 count to Wilkes-Barre/Scranton on Saturday.
Chase Balisy opened the scoring 2:18 into the second period, from Tim Bozon and Sena Acolatse.
The Penguins countered with goals from David Warsofsky, Oskar Sundqvist, and former Florida Panthers prospect Garrett Wilson to take a 3-1 lead after the middle stanza.
Jake Guentzel scored 5:01 into the third to put the home side up by three.