President Trump and first lady Melania Trump visited Walter Reed medical facility in Maryland on Sun., presenting a Purple Heart to Sgt. 1st Class Alvaro Barrientos, who was injured in Afghanistan. The unexpected visit comes as Trump tries to make good on his campaign promises before the 100-day mark of his presidency. Errol Barnett reports.
Protesters in hundreds of cities march for Earth Day; Man's daily observations become vital info for climate change researchers.
A female passenger was allegedly hit with her own stroller by an American Airlines employee, with the stroller narrowly missing her baby. The crew member has been suspended as the airline investigates the incident. Carter Evans reports.
The Justice Department sent letters to "sanctuary" jurisdictions like New York, Chicago and Nevada Friday, threatening to cut grant money if they don't cooperate with federal immigration authorities. The Justice Department singled out New York as a sanctuary city that is "soft on crime," an assertion that NYPD Commissioner James O'Neill called "incredibly insulting." Roxana Saberi has more.
Marine Le Pen, the French presidential nominee from the right-wing National Front party, is using tactics employed by Trump to appeal to the nation's young, unemployed citizens. Le Pen emphasizes patriotism, cracking down on immigration and bringing back blue-collar jobs. Liz Palmer reports.
A group of climate change skeptics who call themselves "climate realists" think the U.S. has spent too much money on climate change already, and they want the government to stop. Climate scientists, the U.N. and NASA dismiss these arguments as propaganda for fossil fuel interests. Dean Reynolds reports.
Billy Barr's Colorado cabin in the woods is home to one of the world's most valuable -- and unexpected -- troves of scientific data. Barr has been measuring snow depth and how much groundwater it produces since 1974. John Blackstone has more.