A security guard keeps guard behind a security line outside a sealed-off hotel where a Chinese man, China's second confirmed case of the new H1N1 strain of flu, had stayed at in Beijing May 13, 2009. China on Wednesday confirmed its second case of the new H1N1 stain of flu, a man in eastern Shandong province who had recently arrive from Canada. REUTERS/Christina Hu (CHINA HEALTH)
REUTERS/CHRISTINA HU