In what is an encouraging step for both backs, the Broncos official team website cited both Montee Ball and Ronnie Hillman as improved pass protectors in the backfield. They had already shown an ability to run effectively but protecting Peyton Manning is the top priority for the running back in Denver -- and the key to getting on the field. "I keep narrowing down my mistakes in practice. Today I had no mistakes, just a bad position on a block," Ball said Tuesday. "But other than that I did pretty good today and I can see that it’s all starting to come along."