Manchester United consider managerial change as Carrick faces mounting pressure• Lula Secures Fourth Term as Bolsonaro Challenges Election Outcome• Ancient Lakes: Lake Van and the Deep History of the Earth's Reservoirs• Apple to Launch First Touchscreen MacBook Pro with OLED Display• Uganda Implements Mandatory 21-Day Quarantine for Travelers from DR Congo• Venezuelan Opposition Leader María Corina Machado Returns from Ten-Month Exile•