One by one, the SWAT officers climbed out of the helicopter and slid down a rope to the roof of the one-story building at Toyota's headquarters.
The Dallas Morning News reports within a minute, all eight were on the roof, weapons drawn and ready for a possible threat. Then it was time to reload and repeat.
A fast-rope exercise that took months of planning went off without a hitch Monday at three locations in Plano.
"We don't always have the option of going in the front door," said Officer Mike Bogacki, an 18-year veteran of the Plano police SWAT team.