WATCH: Could laughter be good for your heart?Zanny Minton Beddoes, The Economist's editor in chief, just visited Ukraine., Studying this super El Niño could save lives.WATCH: Nat Geo catches rare great white shark moment on camera, This year, they won't be matching that effort.Nate is back, gang!!

Vance ramps up midterm campaigning effortstroops in Iraq, says the withdrawal could strengthen Iran and leave Iraq more vulnerable to ISIS., Best debt relief companies, plus advice borrowers need to know nowIsraeli Prime Minister Benjamin Netanyahu says it's too early to tell exactly why one of the co-pilots on a FlyDubai flight to Tel Aviv allegedly attacked the other..unemployment claims dip to 197,000, lowest since mid-JulyFormer Secretary of Homeland Security Kristi Noem is getting divorced, according to South Dakota court filings., 2 dead, 2 injured, 1 missing after Catalina Island helicopter crashHegseth says 20% of senior military officers will be cut, unveils new AI commandAs the midterm elections approach, the GOP grows doubtful of winning the Senate races in Georgia and North Carolina as the party looks to shift resources to other races.

SNAP's funding model is starting to change.Student protestors in France are demanding better conditions for overcrowded and underfunded schools., Details emerge on midair mayhem after pilot was allegedly stabbed by co-pilotWitness describes Christa Pike's movements after botched lethal injection.Norah O'Donnell: The gender healthcare gap doesn't change until there's political activismA lawyer says yes., Gavin Newsom signs laws to protect workers from AI risksIn Conversation with Sylvester Stallone | CBS Sunday Morning at 92Y.Best debt relief companies, plus advice borrowers need to know nowexit may give Iran, ISIS an opening, Trump heads to Texas to campaign despite leaked Ken Paxton audioNew York City has increased the fine to $250 for those who do not properly dispose of their medical sharps., WATCH: Nat Geo catches rare great white shark moment on cameraNew York City has increased the fine to $250 for those who do not properly dispose of their medical sharps..

Christa Pike still alive after two botched lethal injection dosesPresident Donald Trump announced "major combat operations" against Iran on Feb., Rescue crews rushed to the Catalina Island coastline after a helicopter crashed in the ocean on Wednesday night.A powerful El Niño is already influencing extreme weather around the planet..Feel free to comment below. During the last strong El Niño, federal agencies ramped up research in the hope of improving weather forecasts.LIVE: ABC News Live!