Original: Much of the damage was done well away from the landfall site, as Carla spawned one of the largest hurricane-related tornado outbreaks on record at the time, when 26 tornadoes touched down within its circulation.
Simplified: Much of the damage was done well away from the landfall site, as Carla caused one of the largest hurricane-related tornado outbreaks on record at the time, when 26 tornadoes touched down within its circulation.