ESPN and NBC have both expressed interest in adding Charles Barkley to their sports broadcasting lineups in the event he ever ends his run with TNT. Barkley has been with TNT for more than two decades, essentially becoming the face of the media giant’s NBA coverage. But with TNT set to exit the NBA market after the upcoming season, talks about Barkley’s future whereabouts have become quite popular. CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $50 once you play $5 in lineups! At a Front Office Sports ‘Tuned In‘ summit on Tuesday, execs from both ESPN and NBC chimed in…