'Cold as ice' gunman kills eight
A driver caught stealing beer from his warehouse agreed to resign then as "cold as ice" went on a shooting rampage, killing eight people and wounding two before committing suicide.
Omar Thornton, 34, pulled out a handgun after a disciplinary hearing in which he had been offered the chance to resign or be sacked from his firm in Manchester, Connecticut, on Tuesday.
It was America's deadliest shooting since 13 people were killed at Fort Hood, Texas, in November.
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Hide AdAt the disciplinary hearing, Thornton was shown video evidence of the thefts and he calmly agreed to leave, company vice president Steve Hollander said. "Then he went out on this rampage." He added: "He was cool and calm. He didn't yell. He was cold as ice.
Authorities said they did not know if Thornton fired randomly or targeted specific co-workers.