Edited sentence: Although Marcos and the EZLN have a well articulated mission addressing poverty, through spring, 2006, they have been unable to speak to the concerns of labor unions.However, on May Day of 2006, instead of demonstrating in solidarity with miners and steelworkers at the Zócalo in Mexico City, The Other Campaign planned to march at different times and places, broadcasting a message about workers' "rights to expropriate the means of production.Police violence against steelworkers in Michoacán April 20, 2006, killing two and injuring 40, might have provided another.The collapse of the Pasta de Conchos mine in Coahuila February 19, 2006, killing 65 miners, might have provided an opportunity