71.   Fine had a theory on why the killings were happening.

72.   Experts have various theories about the rash of UFO sightings.

73.   Forzano has a theory.

74.   Fred Whitaker, treasurer of Citizens Against the Tax Increase, had another theory.

75.   Gomez said he has a theory about Escobar.

76.   Graves has a theory to explain this passivity.

77.   Harris had a theory.

78.   He does, however, have some theories.

79.   He had a theory about the Speed of Dark, as opposed to the Speed of Light.

80.   He has a theory about what makes clients generally less satisfied than clients were back when he began matchmaking with his uncle.