Firefighters were responding to a fire behind Walmart that sent a large cloud of smoke of Spartanburg on Wednesday afternoon. Viewers reached out to FOX Carolina about the smoke at Walmart on East Main Street. The Spartanburg Fire Department said they responded to a call about wood pallets and cardboard burning behind the business shortly before 1:45 p.m. No structures were damaged and no one was injured. North Spartanburg Fire Department, Converse and Glendale Fire Department assisted with containing the fire.