FILE - In this Dev. 1, 1976 file photo, convicted murderer Gary Mark Gilmore arrives heavily guarded to 4th District Court in Provo, Utah. Gilmore was executed by firing squad Jan. 17, 1977. The Republican-controlled Utah Legislature on Tuesday, March 10, 2015 gave final approval to a proposal to bring back firing squad executions if the state cannot track down drugs used in lethal injections. (AP Photo/Ron Barker, File)