MODERATE CONGESTION; SLOW TRAFFIC; AGAIN OLD NICHOLS RD TO RT 111, EXIT 53 SAGTIKOS PKWY TO COMMACK RD  CRASH ON SHOULDER , PD ON SCENE; SLOW PAST SUNNYSIDE BLVD TO THE NORTHERN STATE PKWY,   AT GLEN COVE RD   SLOW AT SEARINGTOWN RD   FROM THE SEAFORD OYSTER BAY XPWY TO SUNNYSIDE BLVD; ALLOW EXTRA TIME.