Record set for longest human mattress domino chain

NATIONAL HARBOUR, Md. -- Aaron's Inc., an appliance and electronics-leasing company, broke the Guinness World Record for the longest human mattress domino chain. Guinness released a video of the feat Thursday, showing 1,200 people holding mattresses behind them and falling backward into each other, one at a time, inside a Prince George's County, Maryland, warehouse March 22. The previous record had been 1,150. It took 13 minutes, 38 seconds for the final mattress to fall...