HEAVY CONGESTION; AGAIN PAST SAGTIKOS PKWY TO COMMACK RD,   PAST EXIT 44 SEAFORD OYSTER BAY XPWY TO EXIT 42 NORTHERN STATE PKWY  RAMP REOPENED: OVERTURNED VEHICLE CLEARED ; MORE DELAYS AT JERICHO TPKE, GLEN COVE RD,   PAST SEARINGTOWN RD; EXPECT DELAYS.