East Boston December 23, 2023 12:30 am Arrest made in East Boston fatal stabbing Wilfredo Landaverde Arevalo was fatally stabbed last Friday, and Edwin Mendez Hernandez has been arrested on a murder charge There’s no word yet on a motive. US & World Videos 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 2:16 Bruins fans disheartened by season-ending loss