photo swine flu

Related Topics

A worker at San Francisco International airport wears a mask to ward against the swine flu virus April 29, 2009.  Your View/Daniel Dreifuss

Credit: Reuters

Wed Apr 29, 2009 2:33pm EDT

A worker at San Francisco International airport wears a mask to ward against the swine flu virus April 29, 2009. Your View/Daniel Dreifuss

Comments (0)
This discussion is now closed. We welcome comments on our articles for a limited period after their publication.