Opera's Domingo starts US performances amid allegations

Global postal union meets amid Trump threat to pull US out

UN chief urges action to make Earth carbon neutral by 2050

Film explores mystery of Latina union leader who disappeared

Winfrey picks Ta-Nehisi Coates novel for her book club

UK Supreme Court to rule Tuesday on Parliament suspension

With insulin costs skyrocketing, some diabetics turn to sellers in the online black market

Harry and Meghan start 1st official tour as family in Africa

At UN, Trump to face questions about Ukraine, Iran, allies

Sofia Loren, Valentino receive standing ovation in Milan

At least 7 killed as school collapses in Kenya's capital

'Thrones,' 'Fleabag' top Emmys, Billy Porter makes history