as juliana goldman reports, mr. schaub trump releases his american holdings, the people can never be sure he's acting on behalf of the american country. >> reporter: walter schaub has been a unique voice. as ethics chief, he's taken on his boss, president trump, publicly. he says that unless president trump eliminates all financial ties to his businesses, the american people can never be certain his policy decisions are based on what's best for the country. do you think the president and his family are using the office to enrich themselves? >> i can't know what their intention is. i know that the effect is that there is an appearance that the businesses are profiting from his occupying the presidency. >> reporter: but at this point, it sounds like you're saying you can't be sure. >> you can't be sure. it almost doesn't matter whether they are profiting or not. america should have the right to leaders are. >> reporter: in previous administrations, the office of government ethics operated below the radar. schaub chang