Jose Antonio Vargas: GOP Debate on Immigration Marked by Misinformation & Lack of Empathy; Puerto Rico's Debt Crisis is Focus of 2 Congressional Hearings as Dems Propose a 'Super-Bankruptcy'; Did Trump University Scam Low-Income Students Who Are Now Suing the GOP Front-Runner?; Lee Fang: TV Pundits Praise Hillary Clinton On Air, Fail to Disclose Financial Ties to Her Campaign; #WhichHillary? #BlackLivesMatter Activist Demands Apology from Clinton for 'Superpredator' Comments; 'Trump is a Mercenary': Native Writer Gyasi Ross on GOP Debate & Why He's Not Endorsed Anyone (Yet)