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60 minutes The Ecumenical Patriarch Bartholomew

Bartolomeo I-14"60 Minutes" correspondent Bob Simon first met him in Istanbul.

This story was originally published on Dec. 20, 2009. It was updated on Aug. 6, 2010.

Would it surprise you to learn that one of the world's most important Christian leaders, second only to the pope, lives in a country where 99 percent of the population is Muslim? His name is Bartholomew, and he is the patriarch of 300 million Orthodox Christians. He lives in Istanbul, Turkey, the latest in a line of patriarchs who have resided there since before there was a Turkey, since the centuries following the death of Jesus Christ.

That's when Istanbul was called Constantinople and was the most important city in the Christian world.

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