The victim is a 68-year-old white male who was visiting friends in San Diego with his wife. They went out to dinner and upon arrival at the restaurant, Duffin dropped everyone off and found parking two blocks away from the restaurant. After dinner, he left alone to retrieve the car. When he didn't return for a period of time, his wife and friends went looking for him. They found police officers and paramedics treating him. He later died as a result of his injuries.

Duffy had been brutally beaten and robbed of his wallet and credit cards. One suspect is described as a black male, late 30s or early 40s, 6'6" to 6'8", 300 lbs., with a mustache, a sparse beard, and a beer belly. The other suspect was a black male, late 30s or early 40s, thin build with a scraggly beard. The suspect vehicle is a 1974-1977 Chevrolet Monte Carlo or Buick Regal or Oldsmobile Cutlass. It was black with chipped paint.