These are the headlines you Need 2 Know.

  • U.S. Drone Shot Down: Iran claims to have shot down an American surveillance drone after it entered Iranian airspace. If confirmed, it would be a major escalation of the tensions between Tehran and Washington. Overnight, U.S. military officials disputed the account by saying no American aircraft were operating in Iran. There are reports the drone was actually operating in international airspace over the Strait of Hormuz. Reuters.

  • Reparations Debate: For the first time in more than a decade, the House held a hearing on slavery reparations for African-Americans. Sen. Cory Booker, the actor Danny Glover, and author Ta-Nehisi Coates were among the witnesses who argued for a commission to study how to address what Booker called “persistent inequalities” in how black Americans are treated today. NY Times.

  • E-Cig Ban: Juul is speaking out after San Francisco took steps to become the first city in the U.S. to outright ban e-cigarettes. This week, city supervisors voted to ban the sale of e-cigarettes and are supporting the ban of manufacturing the products there. The measure still faces another vote and needs approval by the mayor. Juul criticized the decision, saying the ban would “leave cigarettes on shelves as the only choice for adult smokers, even though they kill 40,000 Californians every year.” CNBC.

  • Sully on Boeing: Chesley “Sully” Sullenberger, the pilot who famously landed a plane on the Hudson River, told Congress that pilots need to train for emergencies-- like the two Boeing crashes-- in simulators, not computers, like Boeing has proposed. He also said he practiced on a simulator for the Boeing 737 Max and could “see how crews could have run out of time” during those two doomed flights. Yahoo.

  • Slack Goes Public: Slack, the workplace messaging service, is going public today. Shares will debut in a “direct listing” instead of a traditional IPO as a way to avoid bank underwriters. The reference price for investors, at $26 per share, values Slack at about $15.7 billion. Slack is used in 600,000 businesses with a goal of replacing workplace email. Cheddar.

  • YouTube Mulls Changes: YouTube is reportedly considering making major changes to the platform under increasing pressure from federal regulators to protect children from extremist content. YouTube executives are said to be debating whether to put all children’s videos on a separate stand-alone app or disabling the recommendation engine for children’s programming altogether. WSJ.

  • Big Papi Shooting: Retired Red Sox slugger David Ortiz was not the intended target of that shooting that left him fighting for his life earlier this month, according to investigators in the Dominican Republic. They say the actual target was Ortiz’s friend, who was sitting next to him wearing similar clothes. ABC News.

  • TV Anchors’ Lawsuit: Five female on-air journalists at NY1 -- a local TV station in New York City -- are suing its parent company Charter Communications, claiming age and gender discrimination. The anchors say they have been cast aside “in favor of younger women and men.” Charter Communications says NY1 is a “respectful and fair workplace.” CBS News.

  • Avengers vs. Avatar: Disney is re-releasing Avengers: Endgame in theaters next weekend with extended footage, likely in a bid to overtake Avatar as the highest-grossing film of all time. Endgame is just $44 million shy of overtaking the James Cameron epic’s $2.78 billion in global ticket sales. Variety.

  • Spotted: Chelsea Clinton, who’s expecting a baby this summer, walking in New York City the day after a birthday party for her son where Hillary Clinton had her face painted. See pics.

  • What’s That Smell?: Nearly half of young people in the U.S. don’t use deodorant, according to a study from YouGov. About 40 percent of 18-24-year-olds say they haven’t put on deodorant or antiperspirant in the last 30 days. Among 25-34-year-olds, about a third aren’t down with deodorized underarms. When asked why, the respondents generally said it wasn’t about a perceived health risk -- just that they don’t think they need it. CBS DFW.

Cheddar's Hena Doba gets into the latest.

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