A pilot (R) and stewardess from Bolivia's biggest airline, Lloyd Aereo Boliviano (LAB), participate in a workers' protest by blocking the main runway at the airport in Cochabamba, central Bolivia, March 30, 2006. LAB's employees are demanding a solution to the company's worsening financial crisis that is creating the first serious industrial crisis for President Evo Morales. The words on the t-shirts read, "For workers' dignity." REUTERS/David Mercado