'In an effort to get down to the 53-player roster limit deadline at 4 pm Saturday, Buffalo parted with the veteran quarterback after acquiring him in a trade with Minnesota this past offseason. Releasing Cassel does save the Bills money on their salary cap, which many outside observers believe will go toward investing in some of their younger core players whose contracts are up after the 2015 season. Chief among those players is Pro Bowl DT Marcell Dareus.'