Somali Terror Group Threatens Western MallsShoppers in one of America's biggest malls warned to be on their guard after Al-Shabaab issues terror threat.
FBI, Homeland Security Warn Vets Over ISIS ThreatISIS on US soil? American security organizations warn US veterans to monitor their social media in wake of 'lone wolf' attack threats.
U.S. Boosts Security at Gov't BuildingsUnited States boosts security at government buildings, cites unspecified threats from Islamist groups.
U.S. to Increase Security at Overseas AirportsHomeland Security increasing security measures at airports overseas amid deepening concerns over Syrian terrorists.
Obama Official: US is an Islamic CountryDepartment of Homeland Security Advisory Council member tweets controversial opinion of US.
US Court Starts Sentencing for Would-be TerroristSentencing has begun in New Jersey for one of two men convicted on conspiracy to join the Al-Shabaab terror group, linked to Al Qaeda.