Sister Says New Medal of Honor Museum Diminishes Brother's Legacy | Ernie Johnson Breaks Down NCAA's Sweet 16

The editor in chief of The Atlantic says White House national security adviser Mike Waltz invited him to join a group chat on Signal, an encrypted messaging app. Waltz, Defense Secretary Pete Hegseth and other top U.S. officials then texted about plans to attack Houthi targets in Yemen. While Hegseth has denied the allegations, the National Security Council said the thread "appears to be authentic."A preliminary investigation into the death of Miller Gardner, the 14-year-old son of former New York Yankee Brett Gardner, indicates he may have died from possible food poisoning. Police say multiple incendiary devices were found at a Tesla showroom in Austin, Texas, on Monday in the latest in a series of attacks on Elon Musk's company. The FBI has launched a task force to investigate the attacks.The National Medal of Honor Museum is set to open to the public Tuesday in Arlington, Texas. The sister of one recipient has criticized the museum for how it honors her brother. She spoke to "CBS Mornings" co-host Tony Dokoupil.Trailblazing athlete Kimmy Fasani returns to competition after battling breast cancer, placing third in the 2023 Natural Selection Tour. In her new documentary "Butterfly in a Blizzard," she offers a personal look at balancing recovery, motherhood and the sport she loves. She joins "CBS Mornings."March Madness is in full swing with the Sweet 16 set for the men's and women's NCAA basketball tournaments. All of the top seeds* are still alive on both sides and four schools have the chance to make their own history, by winning both the men's and women's tournament in the same year. "Inside the NBA" host Ernie Johnson, part of CBS' March Madness coverage joins "CBS Mornings" to break down the biggest storylines.