"Communists and terrorists have turned into people," she said.

But the episode has generated concern that terrorists may turn their attention to Russia's vast nuclear infrastructure.

Left-wing terrorists, lacking popular support, often turned to foreign sources for backing.

He made a beeline for the cover of a stone pillar just as the terrorists turned and opened fire.

He added, "We can't let terrorists turn us into them."

One woman noted, "Communists and terrorists have turned into people."

"In a very direct way, the terrorists turned that around on us, so this is a very important place to display them."

He was halfway down about ten yards from the launcher when the terrorists turned.

The terrorists turned to face the new threat.

While commercial aviation remains a possible target, terrorists may turn their attention to other modes.