NFL Roundup Tuesday
-Bills expected to split carries between Jackson and Lynch
-Cowboys teammates think Jones may miss 2 weeks
-Chiefs not optimisitc about Week 4 return for Bowe
-X-rays on Donnie Avery's ribs came back negative and he's expected to be OK for Week 4.
-Colts DE Dwight Freeney out 2-3 weeks
-Rashard Mendenhall finally out of the doghouse?