I think he's guilty of the crime. He had the 'motive', the means, and the opportunity.
making decisions based on the 'profit motive' [=the desire to make a profit]
She denied that her offer to help was based on selfish 'motives'.
(..) This cult that she was in... did you look further into it? For what, specifically? I don't know, there must have been some motive for their attacks. - Crazy people do crazy things. - Crazy things. I know. They didn't think they were crazy. They had to have had a reason. (..)2014 Annabelle