WILSON COUNTY, N.C. (WTVD) -- Two passing motorists on I-95 called 911 to report seeing a pair of guards walking in the woods off the interstate with their hands tied after an alleged gold robbery in Wilson County according to recordings of the calls released Tuesday.Three armed suspects had allegedly robbed a tractor-trailer that was carrying $4.8 million worth of gold and bound the armed guards, who had been driving vehicle on Sunday just before 7 p.m. at mile marker 114.The 911 calls were released Tuesday morning by Wilson County emergency communications officials."It looks like they've got some sort of guard uniform on," a caller said of the two robbery victims. "They've got their hands zip-tied behind their backs, and they're out in the road to try to flag people down to call the police."A woman described the guards walking into the road with their hands tied but said she didn't feel safe stopping."It's dark, it's raining and they're walking in the middle of the road. I didn't know what to do," she said.The caller, whose name has not been released, can be heard shouting to the guard, though the guard's responses are unintelligible. However, the 911 caller relays the guard's answers.The guard tells the man that he and the other guard had weapons but that the suspects took them when they took the gold.A second caller mentions seeing the guards but not communicating with them.The guards, who have not been identified, worked for a Florida-based security company called TransValue Inc. and were transporting gold and silver from Miami to Attleboro, Massachusetts.TransValue Inc. has issued a $50,000 reward for information that leads to an arrest or recovery of the stolen property.Anyone with information should contact the Wilson County Sheriff's Office at (252) 237-2118.The Wilson County Sheriff's Office is holding a news conference on the robbery Wednesday at 1 p.m.