An increasingly nasty primary will decide whether an 80-year-old senator gets six more years

By Edward-Isaac Dovere, CNN Arlington, Massachusetts (CNN) — The Boston Tea Party wasn’t really about the tea, and it certainly wasn’t about the Mohawks though those were the costumes the colonists wore as they dumped the boxes overboard. In Tuesday’s Democratic Senate primary in deep blue Massachusetts, longtime Sen. Ed Markey is harking back to