7 Maybe it didn’t mean anything. I quickly ran through possibilities. Graeme was flying hither and yon, so he couldn’t have taken a gun with him. He could carry the gun in his car, or Lisa could be carrying it in hers. Frightening thought, considering her firearms safety aptitude, but I felt like she would have mentioned it to the cops last night. Graeme could have been mistaken about the number of guns he owned. That seemed unlikely, even if it had taken him an awfully long time to count to three on the phone. He could have lied to me, but assuming they were all registered, I could find out easily enough how many guns Graeme owned. As could the cops, so maybe I should work out the math before they had a chance to. I ran back down the stairs. (No panting this time—see, I was holding my b