Sports Broncos Gather For 1st Workouts April 15, 2013 / 3:12 PM MDT / CBS News Peyton Manning works on a drill during offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Eric Decker during offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos) Broncos Gather For First 2013 Workouts Offseason training at Denver Broncos Dove Valley facility April 15, 2013. (credit: Denver Broncos)