He was diagnosed with multiple strokes in August , NBC says . NBC says he remains ` ` the luckiest guy Brokaw said in a 2012 interview with CNN that the death of ABC news anchor Peter Jennings from lung cancer in 2005 `` really affirmed my decision '' to retire . ` I know '' He sat in the ` ` NBC Evening News '' anchor chair from 1982 until 2004 .
He was diagnosed with multiple strokes in August , NBC says . NBC says he remains ` ` the luckiest guy I know '' He sat in the ` ` NBC Evening News '' anchor chair from 1982 until 2004 .