Phoiladelphia zPolice ask assistance in locating missing 13-year-old Samaya Jennings-Williams. WEST PHILADELPHIA - Philadelphia Police are asking for the public’s help in locating a missing 13-year-old girl.Officials said 13-year-old Samaya Jennings-Williams was last seen on the 5000 block of Chestnut Street on Tuesday, September 8.Samaya is described as 5’4” and weighing about 128 pounds.