Article Photos: UPDATED Video: Blake Shelton and Miranda Lambert to perform "Over You" in honor of Oklahoma on "The Voice" tonight; Swon Brothers contending on tonight's show 252/519

Volunteer Shelby Hays helps organize items for victims outside the Plaza Towers neighborhood in Moore, Okla., on Wednesday, May 22, 2013. A tornado damage the are on Monday, May 20, 2013. Photo by Bryan Terry, The Oklahoman