in practices and possibly beyond.After a rookie season spent recovering from a knee injury and learning behind Peyton Manning and Osweiler, Siemian
enters 2016 as the most knowledgeable quarterback
in Gary Kubiak's system.Sanchez arrived in Denver with experience in the West Coast offense, but not Kubiak's specifically. The addition of a young, but promising player solidified the Broncos
' faith in Sanchez, but opened the door for competition .