An explosion leveled a fertilizer plant in West, Texas, on Wednesday. The blast killed 14 people, injured more than 200 others and damaged or completely destroyed at least 80 homes. Charlie Riedel/AP hide caption

itoggle caption Charlie Riedel/AP

Marchers at the state capitol building in Austin, Texas, in February protest working conditions in the state's construction sector. Jason Cato/Courtesy of Workers Defense Project hide caption

itoggle caption Jason Cato/Courtesy of Workers Defense Project

Crime scene tape is seen outside the home of Kaufman County District Attorney Mike McLelland. McLelland and his wife Cynthia were murdered at their home Saturday. Tony Gutierrez/AP hide caption

itoggle caption Tony Gutierrez/AP

A natural gas drilling rig just east of downtown Fort Worth, Texas. A new decade-long study finds the region's Barnett Shale formation has sufficient gas reserves to last another 25 years. David Kent/MCT/Landov/Fort Worth Star Telegram hide caption

itoggle caption David Kent/MCT/Landov/Fort Worth Star Telegram