Syria, under growing international pressure to end its longtime military presence in Lebanon, began pulling back more than 1,000 of its 20,000 troops on Tuesday, a senior Lebanese military official said.The military official, who declined to be named, said troops in the Beirut area would be moved away from the capital to new positions within Lebanon. It was not a withdrawal, the official told The Associated Press, adding it was expected to be completed in a few days. Full Story