. >> reporter: george washington university law professor steve schooner points out the president coulds companies. >> decisions that he makes as president will impact his. bottom line. he will personally benefit or be hurt, based on a number of decisions he makes as president. >> reporter: the president has said that any profits from foreign government hotel guests would go to the u.s. treasury. but already, his status as president appears to be mixing government and business as mr. trump visited his own hotel for an unscheduled dinner on wednesday, and a luncheon here yesterday. scott. >> pelley: anna werner in front of the trump hotel in washington. anna, thank you. >> fiefers are pulled from a hotel, swam lowed by an,,,,,,,,, ♪ hush my darling... ♪ don't fear my darling... ♪ the lion sleeps tonight. [snoring.] ♪ hush my darling... [snoring.] ♪ don't fear my darling... ♪ the lion sleeps tonight. [snoring.] take the roar out of snore. the mexican drug lord joaquin guzman pleaded not guilty to federal charges that he ran the world's biggest drug trafficking organization. "el chapo," or