By Mike McDaniel First-round pick Kenny Pickett is listed third on coach Mike Tomlin’s initial depth chart. View the original article to see embedded media. Steelers coach Mike Tomlin released a full team depth chart as training camp continues at Saint Vincent College, where the team has held training camp since 1967. After Ben Roethlisberger’s retirement at the end of last season, all eyes have been on the quarterback position in Pittsburgh, where Pittsburgh will enter the year with a new starting quarterback for the first time since 2004. The Steelers signed quarterback Mitchell Trubisky to …