Hagia Sophia: Turkey turns iconic Istanbul museum into mosque

-- Sixth-century building was church for 900 years, mosque for 500 -- Secular state under Ataturk ordered 1934 conversion to museum -- Supporters of conversion underline Turkey's Muslim identity President Tayyip Erdogan declared Istanbul's Hagia Sophia open to Muslim prayer as a mosque on Friday after a top court ruled that the building's conversion to a museum by modern