The source of the water pouring into the basements of buildings in the Chicago Loop area had not yet been identified when reports of live fish in the water began surfacing. This helped lead a reporter to the source of the flood—a leak in an old tunnel that ran underneath the Chicago River. It turned out that the leak had been discovered months earlier, but the city had failed to repair it in a timely fashion, allowing it to worsen and eventually inundate the area with how much river water? Discuss
Source: The Free Dictionary