There wasn't enough evidence to find out for sure.
He was trying to find a cure for insomnia.
A: Ho, ho, ho!
Because there are no roads from the bedroom to the kitchen!!
Because there aren't any roads from the bedroom to the kitchen.
Someone who stays up wondering if there is a dog.
A religious movement!
Because they carefully and objectively reviewed the evidence from the trial and thought a legitimate injustice had been done.
Because the evidence was under their noses (They sniffed the cocaine)