It will feel like football season is in full effect when the Broncos and Colts kickoff preseason play Sunday.These are two franchises that have longed to get back to postseason contention and are ready to get the proce s underway by a se sing their young talent and letting their veterans tune up.WATCH:Broncos vs. Colts Week 1 NFL Preseason action with FuboThe Broncos have officially started...