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"This isn't about trials. I am hoping the cops will see them and pull them over. That creates a record of their names, and it might get them searched for weapons and even tested for explosives. It's hard to plant a bomb without having a residue of certain chemicals on your hands. The main thing it would do is delay them for a day. Nobody knows your name or my name, and the call was too short to trace. Now we are on our way."