(Welches, OR) -- A tip from an out-of-state law enforcement agency led to the arrests of seven people in a burglary operation. The Clackamas County Sheriff's Office says the group was living in a vacation home in the Mount Hood community of Welches. They allegedly stole 200-thousand-dollars from a home in Clackamas County. The group apparently ran similar operations in other states. Detectives believe there may be more victims.