Article continues below advertisementDavid Letterman called CBS owners "lying weasels" for claiming that the cancelation of The Late Show with Stephen Colbert was purely a financial decision in a May interview with The New York Times.The late-night icon expressed disbelief at the network's reasoning, suggesting that the move was intended to smooth the path for Paramount's $8 billion merger with Skydance by removing a controversial host to the incoming administration.