MSNBC Live 02/21/12

Fans angered over Rihanna, Chris Brown collaboration

Chris Brown and Rihanna are back together, at least musically, and some fans are outraged. The duo, who separated in 2009 after Brown was arrested for beating Rihanna, released two remixes this week that they taped together. Msnbc's Thomas Roberts ... more Duration: {{video.duration.momentjs}}