After a fight over never-before-tried drugs, Nevada prepares for its first execution since 2006

Las Vegas • Nevada plans to carry out its first execution in 12 years using a never-before-tried combination of drugs that drew a court challenge over concerns that a convicted murderer could suffer during the lethal injection.Scott Raymond Dozier is scheduled to die July 11, Department of Corrections spokeswoman Brooke Santina said Wednesday, a day after a judge in Las Vegas signed the death warrant.The state Supreme Court decided last month not to stop the execution on procedural grounds,