Union Pacific Railroad Exploring Deal to Buy Smaller Rival Norfolk Southern

Plus: The White House succeeds in clawing back about $9 billion in foreign aid and public media funding. And CBS says it will end ‘Late Show’ in May, concluding a decadeslong run. Azhar Sukri hosts. Sign up for WSJ’s free What’s News newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices