A $6 trillion investment chief says don't worry about stock valuations

Business Insider Business Insider executive editor Sara Silverstein speaks withRichard Turnill, global chief investment strategist at BlackRock, which oversees $6 trillion. She asks him about valuations, which many people say are extended at the moment. He says that people are too concerned about that, and argues that the prices in many areas of the stock market are reasonable. Turnill does concede that the US market looks expensive relative to its international counterparts, where BlackRock see...