As thousands of Palestinians protest the opening of the new U.S. Embassy in Jerusalem, we get perspective on the violence from Rami Khouri, professor at the American University of Beirut. Also, Carol Leifer, who was a writer on the fifth, sixth and seventh seasons of “Seinfeld.” She says it’s “head-spinning” to think it’s been 20 years since the show’s finale aired. And needle exchanges provide people with drug addictions a place to turn in used needles and get new ones while working to prevent outbreaks of hepatitis and HIV. In 2017, Las Vegas installed three vending machines to dispense free, unused needles. That and more, in hour one of Here & Now’s May 14, 2018 full broadcast.