Five things you need to know today, and lousy tippers

Good morning, Boston. Are mask mandates coming back to Massachusetts? Stay tuned. In the meantime, here are the five things you need to know to start your busy workday, and which cities have the best tippers. Faneuil Hall development pitched One of the buildings that formerly faced the Southeast Expressway and now faces the Rose Fitzgerald Kennedy Greenway is getting a facelift and a three-story addition, Catherine Carlock reports. UKG hit by ransomware attack Ultimate Kronos Group, or UKG, is…