ISTANBUL - Turkey has issued an arrest warrant for U.S.-based Muslim cleric Fethullah Gulen, who President Tayyip Erdogan accuses of seeking to overthrow him, state broadcaster TRT Haber reported on Friday.Gulen, who has lived in self-imposed exile in Pennsylvania since 1999, has been in open conflict with Erdogan since a corruption probe targeting the then-prime minister's inner circle a year ago. Erdogan blamed the investigation on Gulen, but the cleric denied involvement.
