As Mexico City prepares to host the opening match of the World Cup on Thursday, teachers have pledged to continue their protests for increased wages and better labor conditions in the area surrounding the capital's legendary Estadio Azteca (Aztec Stadium) as part of a national strike announced June 1 by the CNTE education workers union, which is demanding a 100% pay-rise.  Over the past week, thousands of teachers have occupied the iconic Zocalo, or main square, blocked intersections and