- World Health Organisation chief Margaret Chan on Friday accused "ruthless, devious" tobacco companies of bullying as she steps-up commitments against continued exploitation of developing countries by the tobacco industry. In a speech marking the fifth anniversary of an international convention on tobacco control, Chan said she would not allow the tobacco industry to take part in talks on expanding the world's first public health treaty. "Like my predecessors, I am not on speaking terms with the tobacco industry, but I will say this: we've come a long way, bullies," she said at WHO headquarters in Geneva. Also a presentation by Dr. Mary Assunta, former Ch…