A woman holds up national flags bearing depictions of Turkey's founder Kemal Ataturk prior to a march to the mausoleum of Ataturk to celebrate the Republic Day in Ankara, Turkey, Monday

 

              A woman holds up national flags bearing depictions of Turkey
A woman holds up national flags bearing depictions of Turkey's founder Kemal Ataturk prior to a march to the mausoleum of Ataturk to celebrate the Republic Day in Ankara, Turkey, Monday, Oct. 29, 2012. Police on Monday used tear gas and water cannons to try to break up a demonstration by tens of thousands of pro-secular protesters, but the march to mark the founding of the Turkish republic went on in defiance of a government ban. (AP Photo/Burhan Ozbilici)