Like Oprah Winfrey and Ryan Seacrest before him, the music mogul Sean Combs wants a spot on the cable channel lineup.
Mr. Combs will unveil on Tuesday his plans for a music-oriented cable channel called Revolt, a public relations agency managing the announcement said Monday. The channel may start by the end of the year.
Mr. Combs will bill Revolt as a music and news television channel influenced by the nonstop chatter of social networking Web sites. It is the latest of several challenges to MTV and BET, both owned by Viacom.
Comcast, the nation