Six calves were killed and the driver was cited after a semi-tractor trailer rollover on Highway 20 just south of Isabel on Monday, Oct. 11.
According to the Dewey County Sheriff Dan Assman, his department responded to the report of a rollover at 12:14 p.m. along with the South Dakota State Highway Patrol, Timber Lake Ambulance and fire departments from both Isabel and Timber Lake.
Assman said the s…