Hong Kong (AFP) – Fresh hopes for a virus vaccine and another round of US stimulus lifted Asian markets on Wednesday, though gains remained tethered by the reimposition of containment measures and China-US tensions.Investors took their lead from Wall Street’s pop higher, which came after US biotech firm Moderna said the final stage of human trials for a COVID-19 vaccine would start at the end of the month, after a report said its first stage tests had been a success.The news follows an announcement from Pfizer and BioNTech that two of four candidates for treatment had received “Fast Track” des…