The youngest of the security agents rose from where he had been kneeling beside Ballard and crossed to me.
"You're Green, aren't you?" I nodded and he continued, "How did you know it was murder?"
I laughed at him. "How the hell could a man bash in his own brains that way?"
The gray haired man stepped into the breach. He gave us all a thorough going over, but concentrated on MacKinney and me. He seemed to think it peculiar that neither of us could give any reason for Ballard's being alone with Edith. I was sure I knew, but no one would have believed me so I made no attempt to enlighten him.
"Well, I guess that's all we can do now," he said at last. "Someone from the local police will have to be notified and brought in after they get security clearance." He turned to go.
"Wait a minute," MacKinney said, "we're all overlooking one thing."
"What's that?"