Why sharks are joining kids in Florida for spring break – Thousands of sharks emptied Florida’s beaches this week. The sharks arrived later than usual as they travel to the North coasts. They are closer to shore to catch baitfish. The dramatic aggregation consists primarily of blacktip and spinner sharks, with hammerhead, bull, lemon and tiger sharks also in the mix. NBC News

Eleven people shot on D.C. street corner overnight – A drive-by shooting early Monday left 11 people injured. The shooting took place on North Capitol Street at New York Avenue in front of Tyler House, a crime-plagued subsidized apartment complex that police said is one reason the neighborhood has struggled with gun violence even as redevelopment in nearby “NoMa,” or north of Massachusetts Avenue, has redefined the area. The Washington Post

4.7 earthquake rocks region – Multiple small earthquakes hit Southern California this morning, the strongest of which registered a 4.7 on the Richter scale. The quake occurred on one of the most active faults in California, the San Jacinto Fault. U-T San Diego

Dead pigs in Shanghai water supply don’t ring alarm bells for Chinese officials – The discovery of 2,813 pig carcasses in the Huangpu River is not concerning Chinese officials even though the water from the river feeds Shanghai taps. The disposal of dead pigs in the river is a common practice, and more than 18,000 pigs have died since the beginning of the year in nearby Zhulin. The Christian Science Monitor