Michelle Trachtenberg was already in talks to reprise her character Dawn Summers in the upcoming Buffy the Vampire Slayer revival before her shock death, an insider has revealed. News broke on Wednesday afternoon that the Gossip Girl star was found dead in her New York City apartment at the age of 39. Police sources later confirmed to ABC News that she died of natural causes following a liver transplant. ‘Michelle Trachtenberg was in talks to return to Buffy the reboot and she was incredibly hopeful about it,' a source exclusively revealed to DailyMail.com. Read the full story on our website - link in bio. #michelleTrachtenberg #gossipgirl #disney #news #showbiz #celebrity #buffythevampireslayer