LAWRENCEVILLE -  Police are investigating the death of an elderly woman whose body was discovered by her husband and a caretaker on Tuesday.  The partially paralyzed 72 year old woman who has not been identified,  was found in the home on Simonton Glen Way.  Police say her car,  a champagne colored Toyota Camry with Georgia tag  number ACE 4286,  is also missing.  Investigators say the woman appears as though she was beaten.