Prisoner exchange, Israel retaliation fears and Olympic boxing controversy

Journalist Evan Gershkovich and ex-US Marine Paul Whelan have returned to the United States, hours after being freed from Russian detention in the biggest prisoner exchange between the two countries since the Cold War. President Joe Biden says the killing of Hamas' leader Ismail Haniyeh is not helpful for reaching a ceasefire in Gaza. Italian boxer Angela Carini has pulled out of the Paris Olympics mid-fight after she sustained a series of crunching blows from her Algerian opponent Imane Khelif, who last year failed a gender eligibility test at the World Championships. Sign up for the Reuters Econ World newsletter here . Listen to the Reuters Econ World podcast here . Visit the Thomson Reuters Privacy Statement for information on our privacy and data protection practices. You may also visit megaphone.fm/adchoices to opt out of targeted advertising. Learn more about your ad choices. Visit megaphone.fm/adchoices