AUTHORITIES ARE LOOKING FOR A MAN WHO ROBBED A WIRELESS STORE IN SOUTH VENICE LATE FRIDAY AFTERNOON.  SARASOTA COUNTY DEPUTIES SAY A WHITE MAN IN A STOCKING MASK WITH A LARGE KNIFE ENTERED WIRELESS MATTERS AT 4139 SOUTH TAMIAMI TRAIL JUST AFTER 5:30PM.  HE ORDERED THE CLERK TO THE GROUND AND TOOK AN UNKNOWN AMOUNT OF CASH FROM THE REGISTER BEFORE FLEEING IN AN UNKNOWN DIRECTION OUT OF THE BACK DOOR.  DEPUTIES COMBED THE AREA BUT DID NOT FIND ANYONE AND THE CRIMINAL INVESTIGATIONS UNIT TOOK OVER.  THE SUSPECT IS DESCRIBED AS A WHITE MAN EITHER 19 OR 20 YEARS OLD, 6’ TALL, BETWEEN 170 AND 185 POUNDS, WITH SHORT DARK HAIR.  HE WAS WEARING A BLUE T-SHIRT, RED, BLACK, AND WHITE SHORTS, BLACK AND GREY GLOVES, BLACK TENNIS SHOES, AND THE STOCKING MASK.  ANYONE WITH INFORMATION IS ASKED TO CALL CRIMINAL INVESTIGATIONS AT 861-4900, OR YOU CAN LEAVE ANONYMOUS INFORMATION WITH CRIME STOPPERS, EITHER BY PHONE AT 366-TIPS, OR ONLINE AT WWW.SARASOTACRIMESTOPPERS.COM.