Boston December 10, 2020 5:13 pm Mayor Walsh Warns Against Holiday Parties Amid a rise in coronavirus cases in Boston, Mayor Marty Walsh is warning residents not to hold holiday parties. US & World Videos 1:54 Authorities looking for man accused of sexual assault in Cambridge 0:17 Child injured after being struck by car outside Saugus mall 2:23 Search for suspect after sexual assault reported in Cambridge 4:09 Budgets, staffing, and social media can all impact violence in schools, administrators say 2:35 Sumner Tunnel closed for weekend