Canada is being accused by humanitarian groups here of acting as a barrier to progress on such major issues as the world food shortage, climate change and aid to Africa.

Oxfam International, the charity and advocacy group, accused Stephen Harper's Conservative government of trying in the closed-door talks to weaken a major effort by G8 leaders meeting here to step up support for health programs in Africa...

http://www.thestar.com/News/World/article/456...