host: we told you about tom stier's plan to go after republicans in this next election. the koch brothers also strategizing, expanding in texas, and mobilizing latino voters ahead of the election. that was the houston chronicle this morning. one of our viewers wants to know, is the -- does current election laws allow donations from foreign entities to enter the campaign? guest: foreign donors are not allowed to make contributions directly to federal candidates. however, now that citizens united is the law of the land, outside groups including politically active nonprofits, which do not disclose sources of their funds, are campaigning on behalf of, or against, federal candidates. this is the concern. we cannot know that that activity is not being run on behalf of a foreign corporation individual, or government. host: on twitter, why are political donors to -- afraid to reveal who they support? guest: political donations are a valid way to participate in our democracy. if you support the ideals of a person running for office, to be able to contribute and support their camp