Last week Diana McFarland, a part-time Stop & Shop worker at the Amity Road store, was waiting to hear the results of the negotiations on a new contract between her union, UFCW Local 371 and Stop & Shop. She’s still waiting, and, according to Brian Petronella, president of Local 371, the outcome at this point does not appear to be a happy one. The key sticking point is health insurance.