PITTSBURGH -- The Pittsburgh Steelers rookie camp is in full swing, with nearly 40 players taking part in the festivities on Pittsburgh's Southside. With that in mind, four of the players came into the camp quite familiar with their surroundings, as four attended the University of Pittsburgh, sharing their practice facilities with the Steelers during their time with the team. Linebacker Brandon George, cornerback Rashad Battle, defensive end Joey Zelinsky and wide receiver Raphael "Poppi" Williams all took the field on Day 1. All four have a shot at the roster, but one stands out above the rest as having an interesting chance. Brandon George was a linebacker at Pitt, graduating as part of the 2025 class. Now, following one season as a reserve for the Kansas City Chiefs, George is at the Steelers rookie camp as part of his 2026 offseason.…