Washington, Daryl (LB)
The NFL suspended Washington for the first four regular season games of 2013 after he violated the league's substance abuse policy.
Washington made the Pro Bowl last season as an alternate after leading Arizona with 140 tackles.
Taylor, Curtis (S)
Taylor signed a one-year deal with Arizona.
Taylor has played in 12 games for San Francisco in his career. He was on the 49ers' practice squad last postseason after signing with the team on Dec. 26.
McCann, Bryan (CB)
Arizona signed McCann to a one-year contract.
McCann played in eight games for Miami last season. In 2011, he played in 12 games with Dallas, Baltimore and Oakland. He began with the Cowboys as an undrafted rookie free agent in 2010.
Palmer, Carson (QB)
The Arizona Cardinals have acquired quarterback Carson Palmer from the Oakland Raiders. The Cardinals gave up a conditional 2014 draft pick and swapped one of their sixth-round picks this year for Oakland's seventh-round selection.
Palmer, who agreed to rework his contract with the Cardinals, is expected to move into the starting quarterback role for new Arizona coach Bruce Arians.
Hoyer, Brian (QB)
Hoyer has signed his tender offer from the Cards.
Hoyer spent last season with the Steelers and Cards.