for the president potentially. >> just about a month after terminating comey, trump may have pursued yet another firing. he pressed white house counsel don mcgahn to look into potential conflicts involving robert mueller. "the new york times" reported that trump wanted mueller fired. until mcgahn threatened to quit, warning it would be catastrophic for the trump presidency. >> fake news, folks fake news. >> the president now says he wants to talk to mueller under oath. even though his lawyers have advised him against it. >> the special counsel has a very wide net that he can cast to look into all things russia, and who knows what else's going to find. >> mr. comey, the president. >> that wouldn't have happened had the president trump not fired james comey. >> what's your next move? will you come back, sir? >> still ahead, chasing an