A worker checks a information screen behind Spanish riot police officers guarding a Iberia check-in desk as Iberia workers (not pictured) protest in front of them during a strike at Pablo Ruiz Picasso Airport in Malaga, southern Spain February 18, 2013. Striking union workers clashed with police at Madrid's Barajas airport on Monday on the first day of a week-long strike over more than 3,800 pending job cuts at Spain's flagship airline Iberia. REUTERS/Jon Nazca (SPAIN - Tags: TRANSPORT CIVIL UNREST BUSINESS EMPLOYMENT)