What's behind the global bond sell-off?

Governments around the world are finding it harder to borrow as Bond prices fall. It means that yields are up, but could lead to higher interest rates for longer. Roger Hearing discusses this and more business stories from around the world with Mehmal Sarfraz, Co-Founder of The Current PK in Lahore, and Sarah Kunst, managing director of Cleo Capital, in San Francisco. (Picture: An investor walks past an electronic board displaying live market data at a stock broker's office in central Bangkok, Thailand, August 19, 2015. Credit: REUTERS/Chaiwat Subprasom/File Photo/File Photo)