Steve and LaDonna Cobb pose for a photo with their three daughters Jordan, 10, Erin, 8, and Cydney, 12, from left, near their home in Moore, Okla. on Wednesday, May 14, 2014. The family became the face of the May 20th Tornado after Oklahoman staff photographer Paul Hellstern captured the photo of them leaving the wreckage of Briarwood Elementary School. Photo by Chris Landsberger, The Oklahoman
Dena Clark stands next to a piece of the bank vault where she rode out the May 20 Tornado on Thursday, April 24, 2014 in Moore, Okla. Photo by Steve Sisney, The Oklahoman
Levi Wells and Cody Minor, from left, pose for a photo on the north side of Plaza Towers Elementary on Wednesday, April 30, 2014, in Moore, Okla. Wells and Minor were captured in a photo by Sarah Phipps on May 20, 2013 during the immediate aftermath of the tornado that destroyed the school as the two planted a flag in the dirt outside the school to kneel and pray. Photo by Chris Landsberger, The Oklahoman
TORNADO DAMAGE / TORNADO AFTERMATH / DEBRIS: Cindy Wilson texts to friends after her home was destroyed in the afternoon tornado. Cindy and her husband, Staff Sgt. B. Wilson, took cover in their home's bathtub when the tornado hit. Cindy received a deep gash to her forehead and her wound was treated by first responders at the scene. Tornado caused extensive damage in the Madison Place Addition, near SE 8 and Tower in Moore, on Monday, May 20, 2013. Photo by Jim Beckel, The Oklahoman.
Lynn and Mark Hughes stand in what will be their dining room to their new home in Carney. Their house was destroyed on May 19, 2013 when an EF4 tornado destroyed 34 homes in the town. Photo by Adam Kemp, The Oklahoman
Cyndi Wilson and husband, Brandon, on Monday, May 28, 2014, in front of their rebuilt home in a Moore neighborhood one year after the couple's house was destroyed in the May 20 tornado. Monday, April 28, 2014. Photo by Jim Beckel, The Oklahoman
Cyndi Wilson and husband, Brandon, on Monday, May 28, 2014, in front of their rebuilt home in a Moore neighborhood one year after the couple's house was destroyed in the May 20 tornado. Monday, April 28, 2014. Photo by Jim Beckel, The Oklahoman
Cyndi Wilson and husband, Brandon, on Monday, May 28, 2014, in front of their rebuilt home in a Moore neighborhood one year after the couple's house was destroyed in the May 20 tornado. Monday, April 28, 2014. Photo by Jim Beckel, The Oklahoman
Cyndi Wilson and husband, Brandon, on Monday, May 28, 2014, in front of their rebuilt home in a Moore neighborhood one year after the couple's house was destroyed in the May 20 tornado. Monday, April 28, 2014. Photo by Jim Beckel, The Oklahoman
The foundation of a home destroyed in the May 20 tornado remains vacant, in stark contrast to many of the newly built houses on the same street in a Moore neighborhood where Cyndi Wilson and husband, Brandon, have finished rebuilding their home are preparing to move into on Monday, May 28, 2014. Monday, April 28, 2014. Photo by Jim Beckel, The Oklahoman
Carney resident Lynn Hughes takes photos of the damage to her home in Carney, OK, Monday, May 20, 2013, after a tornado struck the previous day. By Paul Hellstern, The Oklahoman
TORNADO DAMAGE / TORNADO AFTERMATH / INTERSTATE 35: The vault at Tinker Federal Credit Union near I-35 in Moore, Okla., is pictured Tuesday, May 21, 2013. Photo by Sarah Phipps, The Oklahoman
People react in front of the Plaza Towers Elementary School in Moore following a deadly tornado, Monday, May 20, 2013. Photo by Sarah Phipps, The Oklahoman
People react in front of the Towers Elementary school in Moore following a deadly tornado, Monday, May 20, 2013. Photo by Sarah Phipps, The Oklahoman
Jim Routon and Hezekiah Darbon play football. Photo by Mike Bollacke / ESPN
Teacher Ledonna Cobb walks with a student while husband Steve Cobb carries their daughter Jordan away from Briarwood Elementary school after a tornado destroyed the school in south OKC Oklahoma City, OK, Monday, May 20, 2013. Near SW 149th and Hudson. A monstrous tornado roared through the Oklahoma City suburbs, flattening entire neighborhoods with winds up to 200 mph, setting buildings on fire and landing a direct blow on an elementary school. (AP Photo/The Oklahoman, Paul Hellstern) ORG XMIT: OKOKL103