By Teana Wagner
The Arizona Republic
BENSON, Ariz. — A highway patrol dog helping chase two people fleeing from police was struck and killed by semi-tractor trailer Monday.
The Department of Public Safety canine was helping in the pursuit after an officer stopped a Chevrolet pickup truck for speeding on Interstate 10 outside of Benson.
Ariz. K9 killed pursuing suspects; fourth K9 death this year