U.S. Senators on Facebook co-founder Eduardo Saverin’s decision to renounce his citizenship to avoid paying taxing:

“It’s infuriating to see someone sell out the country that welcomed him and kept him safe, educated him and helped him become a billionaire,” said Senator Charles Schumer at a news briefing. “We plan to put a stop to this tax avoidance scheme.”Facebook plans to raise billions of dollars in an initial public offering that could leave Saverin, still a part-owner of the social networking company, with a big capital gains tax bill, estimated to be $67 million.