Why make and disguise a weapon? What's he going to do - tell the teller "give me the money or I'll shoot you with my cane"? Why not give him an empty gun or make something that looks like a gun? Why give him a gun at all if he isn't going to shoot anyone?
None of this makes sense.
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None of this makes sense"The more you think about it & the more facts come in, the more confusing it gets.
But I'm leaning towards some collusion between Mama Mia & PNB employees.