Time to clean up the Mother Brook

Rob Villegas makes the case to do more to clean up and promote America's oldest canal, which starts at the Charles, flows under the Dedham Mall and reemerges on the other side of Washington Street to flow through a few picturesque stretches but also behind a lot of "grubby dilapidated buildings" and with a lot of stolen shopping cars in it before meeting up with the Neponset.