Japanese Prime Minister Yoshihide Suga pledged Monday to strengthen health controls at airports after a Ugandan Olympic team member tested positive for COVID-19. The team member tested positive at the town hosting their training camp, sparking fears that the upcoming games will spread infections. A Ugandan team member, reportedly a coach, tested positive Saturday at Tokyo’s Narita International Airport and was quarantined there. The rest of the nine-person team was allowed to travel more than 500 kilometers (300 miles) on a charter bus to the western prefecture of Osaka, where their pre-Olympi...