SULPHUR SPRINGS -- Someone caught trying to pawn stolen jewelry led authorities Thursday to the hiding place of two inmates who escaped from the Hopkins County Jail on Tuesday, officials said.Brian Allen Tucker, a capital murder suspect, and John Marlin King, a convicted drug offender, were found in a barn behind a house in the town of Cooper, said Lamar County Sheriff Scott Cass, whose officers assisted in the capture.A pawnshop clerk reported that a customer was trying to pawn jewelry left in a vehicle that had been stolen, Delta County Sheriff Ricky Smith said.Investigators believe that the fugitives stole the vehicle. Under questioning, the pawnshop customer told authorities where the escapees were hiding, Smith said.Cooper is in Delta County, which borders Hopkins County on the north. Cooper is only about 20 miles from the Hopkins County Jail in Sulphur Springs.That's where the two escaped about 8 a.m. Tuesday, either by scaling a fence or slipping through a gap in a perimeter fence, authorities have said.Their jail uniforms were found on railroad tracks near the jail.Tucker, of Sulphur Springs, is charged with capital murder in the 2011 death of Bobby Riley of Mahoney. Riley was found strangled in his home, and some music instruments and firearms had been stolen. Jury selection in Tucker's murder trial was set to begin June 3. His bail was $1 million.He had previous convictions for burglary and driving while intoxicated and had been arrested several times for violating parole.King, of Cumby, was sentenced last month to 40 years in prison after pleading guilty to possession of a controlled substance by a habitual offender. He had also been charged with evading arrest and burglary.The two were being returned to Hopkins County, a deputy said.