Bipartisan senators demand an investigation into the signal chat leak revealing sensitive military plans discussed by Trump's national security officials.
U.S. intelligence officials, including Tulsi Gabbard and John Ratcliffe, testify before Congress about security threats and leaked military plans discussed in a Signal chat.
Democratic mayors defended their sanctuary city policies during a contentious congressional hearing, emphasizing community safety and immigrant rights despite Republican criticism.
Tulsi Gabbard's Senate confirmation hearing revealed deep divisions over her views on Edward Snowden and international relations, raising doubts about her nomination.