NANTUCKET, Mass. (AP) — President Joe Biden’s tradition of going out to lunch, shopping and watching a Christmas tree lighting in downtown Nantucket with his family became mostly about keeping his 2-year-old grandson from having a meltdown. Every member of the Biden family seemed to be doing whatever they could think of to keep baby Beau happy for a few hours until the tree was lit. The Bidens have been spending Thanksgiving on Nantucket for decades. The day after the turkey dinner, they go out to lunch, browse a bookstore and other shops before they watch the Christmas tree lighting on Main St.