FACTBOX-Latest on the worldwide spread of the coronavirus
* Germany plans to make enough COVID-19 vaccine doses available to offer a first shot to children aged 12-16 from June 7, Chancellor Angela Merkel said. AMERICAS * The U.S. intelligence community acknowledged its agencies had two theories on where COVID-19 originated, with two agencies believing it emerged naturally from human contact with infected animals and a third embracing a possible laboratory accident as the source of the global pandemic. * Canada backs U.S. President Joe Biden's efforts to get to the bottom of the origin of the virus that causes COVID-19, Prime Minister Justin Trudeau told reporters.