Mitch Trubisky taking designation as No. 1 quarterback on Steelers' depth chart in stride Posted Aug 9, 2022 The initial depth chart Pittsburgh Steelers coach Mike Tomlin released Friday had former UNC standout Mitch Trubisky listed as the first-team quarterback. The designation didn’t mean much to Trubisky. Trubisky has been taking first-team reps the first two weeks of NFL training camp, so it wasn’t exactly a shock that Trubisky was the first quarterback listed. (TribLive.com)