Wind towers crumpled after Iowa wind farm suffers rare direct hit from powerful twister - The Associated Press
- Wind towers crumpled after Iowa wind farm suffers rare direct hit from powerful twister The Associated Press
- Watch: Drone video shows destructive tornado topple wind turbines near Greenfield, Iowa Des Moines Register
- Ten Vestas turbines destroyed as deadly tornadoes hit US wind farms Recharge
- Greenfield, Iowa Tornado At Least An EF3 - Videos from The Weather Channel The Weather Channel