9 Dec 2013 - 2:41 PM  UPDATED 9 Dec 2013 - 3:32 PM

Thai protest leader Suthep Thaugsuban gestures as he rallies during demonstration at Government Complex in Bangkok on December 9, 2013.

Thai anti-government protesters vowed to keep up their fight to overthrow Prime Minister Yingluck Shinawatra despite her decision to call an election to try to end the kingdom's political crisis.