SYDNEY, Australia—A dozen suburbs in the western Sydney council area of Penrith have been added to the government’s “areas of concern” for COVID-19 transmission, tightening their lockdown restrictions as daily NSW infections continue to be above the government’s zero target. NSW recorded 262 new local COVID-19 cases in the 24 hours to 8 p.m. on Saturday, at least 72 of which in the community while infectious. An unvaccinated woman in her 80s at the Wyoming Nursing Home in Summer Hill has died after catching the virus. Premier Gladys Berejiklian on Sunday said 12 suburbs in the Penrith local government area would join eight western and southwestern Sydney council areas as COVID-19 areas of concern. The suburbs include Caddens, Claremont Meadows, Colyton, Erskine Park, Kemps Creek, Kingswood, Mount Vernon, North St Marys, Orchard Hills, Oxley Park, St Clair, and St Marys. People in these suburbs can only leave the council area if …