In power since 2003, Recep Tayyip Erdogan is now running for president, a less powerful post. If he wins, he's expected to retool the largely symbolic position.
More than 120 prime ministers and heads of state gathered for the United Nations General Assembly, as violent uprisings continue to break out across the Middle East and Asia.
The UN Human Rights Council said Wednesday war crimes have been committed by both the Assad regime, and the rebels in Syria. Meanwhile, government war planes bombed a rebel-held town, killing more than 20.
Muslims have protested Danish and Dutch actions they see as insulting to Islam.