Police seek former tenants who rigged Massachusetts home to explode

Police in Massachusetts are searching for the former renters of a home after the homeowner discovered his previous tenants had rigged the home with an explosive device designed to be triggered by a light switch.The homeowner discovered the device during a pre-sale inspection with an electrician, NBC News reports. According to UPI, the device consisted of a series of wires connected to an incendiary device that was hidden behind a wall.Police said the device “had taken considerable time to construct.” The Boston bomb squad was called in to defuse the device.