CBS News correspondent Natalie Brand reports.South Africa reels from spate of mass shootings that killed 38 people in a week, AI poses a shared risk for the countries, but competition looms, analysts said.air base released on bail, Trump administration rolls back fuel efficiency standards for new vehicles, prosecutors reopen Cornell fraternity rape case., The White House has defended them as “public service announcements” and drawn comparisons to past examples of administrations that created PSA's to highlight new drug coverage under Medicare and signups for the Affordable Care Act exchanges.WATCH: Justin Verlander’s emotional final start!

A historian who studies wage gaps between races and a saxophonist whose live performances include a chef are among the latest recipients of the philanthropic group's annual, no-strings-attached $800,000 grants.Hurricane Polo made landfall in Baja California Sur, Mexico, bringing "damaging winds and life-threatening flash flooding," and is expected hit the Southwest U.S., WATCH: Dolly Day celebrated across the USPresident Donald Trump announced "major combat operations" against Iran on Feb..And, prosecutors have reopened a Cornell University fraternity rape case.Cornell fraternity rape investigation will be reopened, DA says, Federal prosecutors in Texas have charged a Venezuelan delivery driver who was shot by an ICE agent earlier this month with assaulting a federal officer.South Africa reels from spate of mass shootings that killed 38 people in a weekLindsay Clancy defense now says there's no evidence she admitted to killing children.

Congressional Democrats are pressing health officials following the government's decision to end a contract with groups that provide legal support to migrant children.Another Trump loyalist helping lead probe into Trump investigations resigns, President Trump launched America.gov, a new government website powered by artificial intelligence.The United States has banned nearly $1 billion worth of Canadian imports, including alcoholic beverages, dairy products and motorcycles..WATCH: Video shows woman's terrifying rescue from rough surf in the BahamasTrump weakens fuel efficiency standards., Trump launches AI-powered America.gov website ahead of meeting with big tech leadersHere are steps you can take to ensure you are getting the best deal..Another Trump loyalist helping lead probe into Trump investigations resignsWATCH: Nor'easter leaves trail of damage from New York to Maine, WATCH: Used GLP-1 injector pens causing injury to sanitation workers: OfficialsDarlene Graham that her late brother Lindsey Graham, who died in July, "likely would have been a witness" in his 202 election case if it had gone to trial., CBS News' Lana Zak reports.Jaimie Bethea, a 21-year-old mass communication specialist, had been deployed on the USS Fort Lauderdale for more than 11 months..

Watch: Jack Smith says Lindsey Graham "likely would have been a witness" in 2020 election caseWATCH: Nor'easter leaves trail of damage from New York to Maine, The Senate passed the act with a vote of 77-22 on Monday night.Here are steps you can take to ensure you are getting the best deal..Feel free to comment below. The sudden change was precipitated because of Chinese displeasure over one document that the U.S.During a Senate hearing, GOP Sen.!