Underwater lab in Lake Erie will help detect harmful toxins

A robotic underwater laboratory has been deployed in Lake Erie to detect toxins produced by harmful algae that threaten city water supplies.The project is intended to prevent recurrence of a 2014 tap water contamination crisis that prompted a do-not-drink order for more than 400,000 residents of Toledo, Ohio, and southeastern Michigan.The device is positioned on the lake bottom, where it can provide about one day's notice if highly toxic water drifts toward the Toledo intake system.The federal G