It’s not a B movie: scientists say sharks are ingesting cocaine in drug-tainted water Illegal narcotics may be damaging marine wildlife. Sharks are swimming in drug tainted waters, ingesting cocaine according to scientists in Brazil. Read more on NPR

Netanyahu is addressing Congress tomorrow. Here’s what to expect from Democrats Israeli Prime Minister Benjamin Netanyahu is addressing Congress Wednesday in a speech he hopes will bolster his standing. Democrats have said there will be boycotts from some members. Read more on NPR

Former Secret Service head on the agency’s controversy following the rally shooting NPR’s Ailsa Chang talks with Ralph Basham, the director of the Secret Service during the George W. Bush administration, about Secret Service director Kimberly Cheatle’s decision to resign. Read more on NPR

Kamala Harris has a history of breaking barriers. How might that inform her campaign? Harris’s entire career is a list of jobs that nobody who looks quite like her had held before, including California’s attorney general, senator and vice president of the United States. Read more on NPR

VP Kamala Harris kicks off first rally of presidential campaign in Wisconsin In Wisconsin, Vice President Kamala Harris kicked off the first rally of her presidential campaign, since becoming the frontrunner in the race to become the Democratic nominee. Read more on NPR

British Olympian pulls out of Paris after ‘error of judgment’ sparks investigation Less than a week before she was set to compete in the Paris Games, the six-time Olympic medalist in dressage was suspended from competition for her actions depicted in a video from four years ago. Read more on NPR

Delta is still cancelling hundreds of flights daily Delta Air Lines is facing a federal investigation as it struggles to recover from a global software meltdown. The Atlanta-based carrier canceled hundreds of flights Tuesday for the fifth day in a row. Read more on NPR

In an energized 1st campaign speech, Harris makes her pitch for 2024 Vice President Harris addressed a crowd of supporters in the swing state of Wisconsin on Tuesday. Harris is poised to be the next Democratic presidential nominee. Read more on NPR

The fate of the most powerful X-ray telescope is in doubt NASA’s budget proposal would basically axe the most powerful X-ray telescope in the world, and astronomers are scrambling to save it. Read more on NPR

Dark energy — which causes the expansion of the universe — may be changing One of the big mysteries of the universe is how it’s expanding. The phenomenon causing that expansion is known as dark energy — and recently, scientists have started to wonder if its changing. Read more on NPR