Napolitano Says System ‘Pinged’ When Tsarnaev Went to Russia, Contradicting Earlier Reports on Spelling Error Homeland Security Secretary Janet Napolitano testifies on Capitol Hill in Washington, Thursday, April 18, 2013, before the House Homeland Security Committee. (Photo: AP) (TheBlaze/AP) — Homeland Security Secretary Janet Napolitano said Tuesday during the third Senate Judiciary Committee hearing on immigration reform that her agency knew of alleged Boston bomber Tamerlan ... Read More