Asian shares retreated on Tuesday, extending losses on growing worries over a new, potentially more infectious strain of the coronavirus. Asian shares Tokyo’s Nikkei 225 fell 0.5% to 26,595.52. In Hong Kong the Hang Seng edged 0.2% lower to 26,262.02. South Korea’s Kospi declined 0.6% to 2,760.93. In Australia, the S&P/ASX 200 gave up 0.7% to 6,626.70. […]