Since when? Since the GOP needed their voting base to believe that, and especially since they elected a man who doesn't really comprehend what truth is. Fortunately they have Fox News, Breitbart and a host of radio voices to keep the cult well versed in the rhetoric and rage.
Jennifer Rubin wrote in the WaPo that the GOP has lost all moral authority to lecture anyone on integrity, morality, ethics, law and order, process, or constitutional duty. She really is trying to wake up conservative voters.
Everything Republicans Should Stop Lecturing Us About