stephanie elam caught up with some of those rescuers. reporter: a joyous moment months in the making as two sick sea lions now fully recovered burst on to a southern california beach right into the sea and swim off to freedom. the journey back into open water was long and uncertain. which made preparing for the release all the more rewarding. the sea lions were driven to the beach for their final release. it s a nice day. reporter: unlike too many others, they were lucky to survive. thanks to the hero ic efforts o animal rescuers. who have been treating more than 120 sea lions for acid poisoning in recent months. they were animals having