D-Day came Thursday and only swingman Reggie Bullock survived, according to sources.
Among others, the Knicks waived big men Taj Gibson and Bobby Portis, declining to exercise their team options.
You ask, we answer. The Post is fielding questions from readers about New York’s biggest pro sports teams and getting our beat writers to answer them in a series of regularly published mailbags. In today’s installment: the Knicks. Why can’t the Knicks build superior training facilities like the Nets if that is what it takes …