>> adrienne mong, thank you so much. a secret location in virginia. there the cia is following all types of social media from all over the world, even up to 5 million tweets the name. the group is nicknamed the vengeful librarians, and watch for possible uprisings. they track information from rebels, militants or activists, and anything they might broadcast online. texas police still searching for a serial rapist. police believe this man is targeting the sorority, but critics saying knowing sooner could have prevented an attack. a man who lied to authorities saying he was an illegal immigrant to avoid prison is now wanted by police. he returned to the u.s. earlier this year using his american passport and was arrested. the case was turned over to u.s.