World Health Organization's Executive Director of Communicable Diseases Dr. David Heymann, left, and U.S. Centre for Disease Control Director Dr. Julie Gerberding, right, laugh as Canadian Health Minister Anne McLellan jokingly apologizes for interrupting their news conference wrapping up Health Canada's National Meeting on SARS in Toronto on Thursday, May 1, 2003. McLellan, who made a surprise visit to the news conference, has been under fire by cabinet collegues for not being active enough in handling the SARS outbreak in Toronto. (CP PHOTO/J.P. Moczulski)