He knew that the gray-haired fare who sat so quietly in the rear seat of his cab was a ruthless murderer.

Communist dictators may have been ruthless murderers bent on world domination, but they displayed a certain degree of rationality.

But then, within days, two other, seemingly isolated deaths-achieved by very different means-are feared linked to the same ruthless murderer.

Now the ruthless murderers are after them as the only witnesses.

"This ruthless murderer was not going to let him out of that car alive."

He looked every bit a ruthless murderer.

"He is also," he said, "ruthless and a murderer."

In film, Russian Communists were depicted as ruthless murderers.

For them, we've turned our own people into ruthless murderers.

Just because we lack the means to understand dolphin behavior is hardly a reason to propose the ridiculous anthropomorphism that they are ruthless murderers.