Rep. Patrick Meehan explores the finer points of monitoring social media while protecting First Amendment rights at a Homeland Security Subcommittee on Counterterrorism and Intelligence hearing Thursday. (photo from Rep. Meehan)

Rep. Patrick Meehan explores the finer points of monitoring social media while protecting First Amendment rights at a Homeland Security Subcommittee on Counterterrorism and Intelligence hearing Thursday. (photo from Rep. Meehan)