Andrea Mitchell honors Rich Greenberg, Robert Dembo, Geoff Tofield, and Mary Murray in retirement

Andrea Mitchell honors NBC News colleagues Rich Greenberg, award winning Vice President and Executive Editor of NBC Investigations, his Deputy Robert Dembo, Geoff Tofield, Southern Bureau Senior Director, and Mary Murray, Director of Latin America and the Caribbean, in their retirement. “My gratitude to all of them - as they enjoy a well-earned change of pace in the years to come,” says Mitchell.