Research Skill Elilminate 1 of the suspects

A dead suspect is most of the cases one with fake alibi

Beginner = 2-3

Easy = 3

Intermediate = 3-4

Hard = 3-4

Really Hard = 4

Really Really Hard = 5

Incredibly Hard = 5

Stupendously Hard = 6

Ridiculously Hard = 7

Almost Impossible = 7