August 7, 2023 / 3:03 PM MDT / CBS Colorado Casey Devol, the 31-year-old Douglas County man convicted of killing his sister, her boyfriend and a dog, was sentenced to 97 years in prison on Monday.

Last month, Casey Devol pleaded guilty to two counts of second-degree murder, including his sister, and one of animal cruelty. Monday, a Douglas County judge sentenced him to 97 years in prison.

A Douglas County District Court judge sentenced Casey Devol, 31, to 48 years each for the murders of Jessica Mitchell, 32, and her boyfriend Todd Gray, 34. The judge also sentenced him to one year ...

DOUGLAS COUNTY, Colo. (CBS4)- Casey Devol, the man accused of killing his sister and her boyfriend in Douglas County last week has returned to Colorado. He appeared virtually before a judge in ...