HOUSTON -- The crash happened shortly before 8 a.m. along Beltway 8-North on the northeast side of town. All westbound lanes of the toll way were closed to traffic as Life Flight responded.
The deputy was sent to the hospital by helicopter in unknown condition, and his dog was sent to a nearby vet to get checked out.
Five people in the pickup truck were sent to the hospital by ambulance, deputies said. Another vehicle, a Kia, was also involved in the wreck, but its driver was not injured.