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    Wife of slain cop: He was a great dad

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Wife of slain cop: He was a great dad

Tonja Garafola, whose husband was one of three officers killed in Baton Rouge, Louisiana, speaks with CNN's Anderson Cooper about her husband.

Wife of slain cop: He was a great dad

Tonja Garafola, whose husband was one of three officers killed in Baton Rouge, Louisiana, speaks with CNN's Anderson Cooper about her husband.