More tornadoes hit US Midwest

Oklahoma tornado May 20 2013

Source: ZUMA/Rex Features

Largest tornado strikes near Oklahoma town of El Reno

If you are already registered, please sign in here

Register now for unlimited access

Register for unlimited access

For continued access to free content on the website please take a few moments to register, or sign in if you have already registered.

  • Keep up to date with the latest industry news
  • Sign up to enewsletters
  • Create a profile and post comments on stories