 Complete the following phrase:  The 2010 Asian Games torch relay was held from October 12, 2010 through 21 cities in Guangdong province and 2 cities outside the province before the opening ceremony on November 12, 2010. Prior to the relay, a lighting ceremony was held back on October 9, 2010. Some 2,068 torchbearers were expected to carry the torch with one of the relay was held in indoor arena. The relay in Harbin was held in the main venue of the 