2008-09-24 19:52:52

Teachers push the iron fencing during a demonstration in front of the Interior Ministry in Mexico City, Mexico, Sept. 23, 2008. About 5,000 teachers held a demonstration in front of the Interior Ministry and the Public Education Department in Mexico City on Tuesday asking the government to honor its previous commitments to improve teachers' working conditions. (Xinhua/Pool Contreras)

Teachers use chairs to block the entrance of the Public Education Department during a demonstration in Mexico City, Mexico, Sept. 23, 2008(Xinhua Photo)