i m don lemon. we ve got a lot for you tonight at 10:00 p.m. eastern. join us then. meantime, campbell brown begins right now. cnn primetime begins right now. tonight, hear the questions we want answered. could a family intervention have saved michael jackson? tonight, new information about how his sister janet and his mother tried to get him help. was there anything more his family could have done? we ll talk to a doctor who may know. also, why is sarah palin still so popular with republicans even after her controversial resignation? i m certainly not a quitter. i m a fighter. that s why i m doing this. is she outsmarting the beltway pundits and clear the decks for 2012? plus the tapes you have to hear. a man holding his wife hostage call areporter during the standoff. this is your only source for news. cnn primetime begins now. here s campbell brown. hi, everybody. we ve got those questions tonight, but we start as autonomous with the mashup. our look at