President Donald Trump said late on Sunday that the U.S. will start delivering tariff letters to other countries starting 12:00 pm ET (1600 GMT) on Monday.
The death toll from catastrophic floods in Texas reached at least 78 on Sunday, including at least 28 children, as the search for girls missing from a summer camp entered a third day and fears of more flash flooding as rain fell on saturated ground prompted fresh evacuations.
President Donald Trump said on Sunday that billionaire Elon Musk's move to start a new U.S. political party is ridiculous and could add to confusion.