Man kills 3 colleagues, self due to an obsession with co-worker

December 18, 1996São Paulo, BrazilMarcelo Kenji Yoshino (22) shoots several colleagues and himself Yoshino had been obsessed with his co-worker Valéria Lelli (26) for some time before the shootings. According to a fellow worker, Yoshino “kept sending letters, flowers and chocolates, but she didn’t care because she was engaged.” Additionally, Lelli’s fiancé told reporters, “Since…

The Queen Street Massacre

December 8, 1987Melbourne, AustraliaFrank Vitkovic (22) begins a shooting spree ending in the deaths of 9 including himself At 4:20 p.m., Vitkovic entered a building on Queen Street in Melbourne and briefly spoke with a former friend — and apparent primary target — before he drew a sawed off M1 carbine he had concealed in…

Woman killed by co-worker after confrontation about shoplifting

March 11, 2011 Bethesda, Maryland Jayna Murray (30, pictured) is killed by her co-worker, 29-year-old Brittany Norwood Murray and Norwood worked together at a Lululemon store, an athletics apparel retailer known for their high-end yoga pants. According to prosecutors during trial, an argument arose between Norwood and Murray after allegations of shoplifting were raised by…