Senior research scientist Dr. Karuna Karunakaran works in the vaccine research lab at the British Columbia Centre for Disease Control during a demonstration for media following a news conference in Vancouver, B.C., on Thursday April 30, 2009. Eleven cases of swine flu are now confirmed in B.C. Canadian officials announced a torrent of new confirmed swine flu cases Thursday but maintained the symptoms are mild and the new numbers were anticipated. THE CANADIAN PRESS/Darryl Dyck