Music mogul P Diddy has been arrested for his suspected role in a human trafficking operation-- how much does he actually know? In Russia, four men carried out a brutal attack at a Moscow concert hall that killed at least 137 people-- will they even get a fair trial? What should be their fate? And in Baltimore, a 948-foot container ship smashed into a four-lane bridge in the U.S. port of Baltimore early Tuesday morning, destroying a bridge, killing commuters and disabling the port, trapping ships inside and out. How bad will the damage be to the city and country? Eric breaks down everything happening without depressing you, a taller order every day round these parts.  Learn more about your ad choices. Visit megaphone.fm/adchoices