NFL free agency. Trades and signings of impending free agents can't become official until Wednesday at the earliest, but Monday kicked off the first big waves of activity. And all 32 teams got in on the action in some way.

NFL free agency has kicked off with the legal negotiation window -- which began at noon ET on Monday -- and players will be able to officially sign with new teams after 4 p.m. ET on Wednesday, which is the start of the new league year.

Here's the latest news and everything you need to know about the first major wave of NFL player movement this spring.