Summary: Stories from this broadcast: EgyptAir Crash Becomes An Issue In The Presidential Campaign; Changing Hearts, Minds And Laws For Latin American Gays; Olympic Swimmer: After Russian Doping, 'No Confidence' Of Fair Competition In Rio; Banks Bet On Plastic As U.S. Credit Card Debt Nears $1 Trillion; DJ Sessions: From Haitian-Canadian Electronica To A Grateful Dead Tribute; Eighth Grade Girls Are More Proficient In Tech Tests Than Boys
