Cigarette smoking is on the decline globally, and Marlboro-maker Philip Morris International is transforming its strategy. The company is focusing on smoke-free products and a smoke-free future. Jacek Olczak, CEO of Philip Morris International, joins BNN Bloomberg to discuss. He also weighs in on the cannabis industry and says that Philip Morris International is "not saying no", but is still assessing. Olczak became CEO earlier this month.