DES MOINES, Iowa (Reuters) - The mystery of what presidential rivals Elizabeth Warren and Bernie Sanders said to each other in a heated exchange after Tuesday night's Democratic debate has been solved, with debate host CNN revealing that Warren accused Sanders of calling her a liar on national television.
In an exchange caught on camera after the debate but unable to be heard by the television audience, Sanders responded to Warren that it was she who had called him a liar. Moments earlier Warren had refused to shake Sanders' hand.