Four NFL teams have already been busy

Trades and signings have improved the outlook for Vikings, Browns, Raiders and Eagles. > * Cleveland: Because they traded away most of their picks, the Browns don't have a selection in the first three rounds of the draft. Still, they made some intriguing moves this off-season, bolstering their defensive line with Shaun Rogers and Corey Williams, and giving re-signed quarterback Derek Anderson another weapon in receiver Donte Stallworth. [link]