A Massachusetts homeowner discovered his previous tenants had rigged the home with an explosive device.br br Authorities discovered the device with wire spreading throughout the home leading to a light switch that would have triggered the detonation, NBC News reports. br br According to UPI, the device was discovered during a pre-sale inspection by an electrician. br br The Boston bomb squad was called in to defuse the device. br br br ----------------------------------------­---------------------br br Welcome to TomoNews, where we animate the most entertaining news on the internets. Come here for an animated look at viral headlines, US news, celebrity gossip, salacious scandals, dumb criminals and much more! Subscribe now for daily news animations that will knock your socks off.