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Firemen remove a garbage container that was set on fire during a general strike in Madrid, Spain, Thursday, March 29, 2012. The one-day trade union sponsored general strike is protesting changes to labor market rules long regarded as among Europe's most rigid that include making it cheaper and easier for companies to lay people off and cutting wages. (AP Photo/Alberto Di Lolli)

Spanish miner protests escalate

Clashes between coal miners and riot police in Spain escalated as miners fired rockets at riot police near the "El Soton" mine during clashes in El Entrego near Oviedo, Spain, Friday, June 15, 2012.