A fire at a New Haven mosque on the first day of Ramadan is being investigated by several state and federal agencies, including the FBI and Homeland Security, as possible arson.
The Department of Homeland Security is reportedly weighing whether or not to label fentanyl as a weapon of mass destruction.
President Donald Trump's pick for acting Homeland Security secretary after the rocky 16-month tenure of Kirstjen Nielsen ended with her resignation, is already drawing criticism amid calls for an "outsider" to lead the department that oversees immigration policy.
President Trump continued to dismantle the leadership of the nation's top domestic security agency Monday, as the White House announced the imminent removal of U.S. Secret Service Director Randolph D. "Tex" Alles, the latest in a series of head-spinning departures from the Department of Homeland Security.
The effects of climate change and cyberattacks from foreign countries are a greater threat to national security than illegal immigration, former Secretary of Homeland Security Janet Napolitano says.
The vaguely written DHS document calls into question the true purpose of the press release and the confidence of the staff that allowed it to be published.
The DHS recently issued another waiver to bypass a variety of environmental laws in order to expand US-Mexico border fencing in Texas.
Immigration advocates say the Department of Homeland Security's Office of Inspector General, which reviewed the sisters' case, rarely recommends action against officers.