MOORE, Okla. (AP) — Spotlights bore down on massive piles of shredded cinder block, insulation and metal as crews worked through the night lifting bricks and parts of collapsed walls where a monstrous tornado barreled through the Oklahoma City suburbs, demolishing an elementary school and reducing homes to piles of splintered wood. At least 51 people were killed, including at least 20 children, and those numbers were expected to climb, officials said Tuesday.

By Alice Mannette Ian Simpson MOORE, Oklahoma (Reuters) - Pre-dawn emergency workers searched feverishly for survivors in the rubble of homes, primary schools and an hospital in an Oklahoma City suburb ravaged by a massive Monday afternoon tornado feared to have killed up to 91 people and injured well over 200 residents. The 2-mile(3-km) wide tornado tore through town of Moore outside Oklahoma City, trapping victims beneath the rubble as one elementary school took a direct hit and another was destroyed. ...