SHIELD FOR MURDER is a hard-hitting story about a rogue cop who ran with the hare while he hunted with the hounds — and so caught himself in the squeeze between the underworld and the law. Barney Nolan had a long record with the force. Some of it was good — but he was a killer who shot too fast and too straight. He fell in love with a beautiful singer and couldn’t quite win her. He slugged an u...