Former National Security Advisor Mike Waltz faced scrutiny over a Signal chat incident during his U.N. ambassador hearing before the Senate Foreign Relations Committee.

Mike Waltz, Trump's former national security adviser, faced questions from Democrats on the Signal chat controversy Tuesday in confirmation hearing for U.N. ambassador.

The Kremlin said U.S. President Donald Trump signaled to Ukraine that it should continue the war after he said he would send more weapons to Kyiv and threatened Russia with secondary sanctions unless it makes peace.

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The U.S. bond market sold off on Tuesday in a manner that tends to spell fresh trouble for many stock investors.

A signal problem at an MBTA station in Boston halted Blue Line services on Tuesday, prompting shuttle buses to be used to replace train services.

President Donald Trump's former national security advisor Mike Waltz on Tuesday defiantly defended his use of a group chat to discuss military plans as he faced accusations of lying during a hearing to be US ambassador to the United Nations.

Treasury Secretary Scott Bessent’s comments and news of the resumption of H20 chip sales to China have excited Wall Street.