By Joie Tyrrell, Newsday, Melville, N.Y. Jan. 29--Is she or isn't she? J.Lo kept coy when first asked if she was expecting, and that air of mystique continued today as rumors swirled that a pregnant Jennifer Lopez had checked into North Shore University Medical Center.

By Paul Moran, Newsday, Melville, N.Y. Feb. 4--Jockeys at Aqueduct walked off the job in protest yesterday when ambulance personnel refused a request from jockey Norberto Arroyo Jr.