A Clinic Built Like a Fortress

After a busy day at the clinic, Dr. Damon Stutes, 43, changes out of his surgical scrubs and climbs into his four-wheel-drive truck, custom built for high-speed chases. He slides open his Berretta pistol to make sure it is loaded. Pointing a remote control toward a video screen on the garage wall, he flips through eight channels, each offering a different camera view of the outside grounds. As the garage's metal door slides open, he tucks a bulletproof vest between his body and the truck window and steps on the gas. "Once I start moving, a sniper can't get a good...