Janet Napolitano, head of the Department of Homeland Security, released a statement Wednesday saying she is "proud to support" the Obama administration's efforts to "combat gun violence in our country." Here's more from Napolitano's statement: In the aftermath of the tragic Newtown shooting, the Department of Homeland Security (DHS), together with the Department of Justice (DOJ), and the FBI have worked to identify measures that could be taken to reduce the risk of mass casualty shootings. In the coming days, DHS will expand and formalize coordination of ongoing efforts intended to prevent future mass casualty shootings, improve preparedness, and to...