Jan. 21 (UPI) -- President Donald Trump announced Tuesday a joint venture called Stargate, which will pump billions of dollars of private funding into artificial intelligence infrastructure in the United States.

Jan. 21 (UPI) -- At least two people are reported dead in Houston as a winter storm system disrupted much of the Gulf Coast and other parts of the nation on Tuesday, causing billions in economic losses.

Jan. 21 (UPI) -- A U.S. Border Patrol agent, who was shot and killed Monday during a traffic stop in Vermont, has been identified as David C. Maland, federal and state officials announced Tuesday.

Jan. 21 (UPI) -- Former Rep. Doug Collins of Georgia is a veteran of the U.S. Navy, a former Air Force Reserve chaplain, a veteran of the Iraq War and says he wants to improve veterans' services.

Jan. 21 (UPI) -- President Donald Trump attended the inaugural prayer service Tuesday at Washington National Cathedral, where a sermon on unity called out the president to "have mercy on the people in our country who are scared."

Jan. 21 (UPI) -- Attorneys general in 23 states have filed two legal challenges in federal courts seeking to halt President Donald Trump from limiting birthright citizenship for the children of immigrants and visitors.

Jan. 21 (UPI) -- Former U.S. Sen. Marco Rubio was sworn in as secretary of State on Tuesday morning and pledged to improve the department and make the country and world better over the next four years.

Jan. 21 (UPI) -- Linda Fagan, the first female admiral of the U.S. Coast Guard, was dismissed by the Trump administration on Monday without explanation.

Jan. 21 (UPI) -- Forest rangers and conservation police in New York came to the rescue of a moose that wandered out onto a frozen lake and fell through the ice into the frigid water.

Jan. 21 (UPI) -- Police and city officials in Houston said evidence in storage lockers is being destroyed by "drug-addicted rats."