Mahmoud Khalil, a leading pro-Palestinian student protester at Columbia University, was detained by immigration authorities, igniting protests nationwide.
DHS Secretary Kristi Noem implements polygraph tests for employees to curb leaks while appointing new leaders in ICE to strengthen immigration enforcement.
The U.S. Justice Department reaffirms its demand for Google to divest its Chrome browser amid ongoing antitrust litigation over search monopoly concerns.
Brad Sigmon executed by firing squad in South Carolina; first U.S. execution by this method in 15 years after a history of lethal injection complications.