Bulgarian policemen clash with workers from Bulgaria's largest steelmaker Kremikovtzi during a protest in front of the country's Economy and Energy Ministry in Sofia, May 15, 2009. Hundreds of workers at troubled steelmaker Kremikovtzi hurled stones and clashed with police on Friday after natural gas supplies to the mill were cut off, prompting its effective shutdown. REUTERS/Nikolay Doychinov (BULGARIA CONFLICT EMPLOYMENT BUSINESS POLITICS)
REUTERS/STR