1 killed at Chiefs parade shooting; Russia is developing a space-based nuclear device A shooting at the Kansas City Chiefs Super Bowl parade killed one woman and injured at least 21 others, including children. Russia is developing a nuclear capability that could target satelites. Read more on NPR

Israeli forces enter main hospital in southern Gaza after prolonged standoff The raid came a day after the army sought to evacuate thousands of displaced people who had taken shelter at the Nasser Hospital in Khan Younis. Read more on NPR

Empty office buildings litter U.S. cities. What happens next is up for debate A recent study calculated that about a fifth of U.S. office space was vacant at the end of last year. What is the fate of all this empty real estate? Read more on NPR

Chicago will drop controversial ShotSpotter gunfire detection system Chicago Mayor Brandon Johnson followed through on his campaign promise by announcing the city won’t renew the contract for the system, which critics have called ineffective and costly. Read more on NPR

Russia is developing nuclear capability to threaten satellites, source says The full extent of the threat is unclear as the details remain classified. National security adviser Jake Sullivan is expected to brief a small group of lawmakers on Thursday. Read more on NPR

Trump is rattling Europe. Now Harris is going there to try to calm nervous allies Vice President Harris is making a major address on Friday at the Munich Security Conference. But European leaders are alarmed at the U.S. failure to keep its promise to continue to back Ukraine. Read more on NPR

Japan’s space agency says it may now have clues about the origins of the moon An unmanned lunar spacecraft has captured and transmitted data analyzing lunar rocks, an achievement that could help provide clues about the origin of the moon, a Japan space agency official said Read more on NPR

Hurricane Idalia shows nature may provide the best shoreline protection Researchers at the University of Florida found that nature-based “living shoreline” projects significantly reduced wave energy and were largely undamaged during Hurricane Idalia last year. Read more on NPR