The death toll from the attack on a Moscow concert hall claimed by Islamic extremists rose on Wednesday to 143, Russian authorities said. Authorities listed the names of the dead five days after last Friday’s attack, the deadliest claimed to date by Islamic State on European soil and the worst in Russia in two decades. By Wednesday afternoon, 80 people injured in the attack, including six children, remained in the hospital, TASS news agency quoted Russian Health Minister Mikhail Murashko as saying. An anonymous medical source told TASS that 205 people had received outpatient care. Russian Depu…