英语听力精选进阶版 16257（在线收听）

Business Matters: "Devastation" of Missouri unrest 15 Aug 14

Fri, 15 Aug 14

A trader in the Missouri town of Ferguson, which has been the scene of angry, racially charged protests, speaks of the devastation caused by looting. John Zisser, who owns Zisser Tyre and Auto, says his repair bill will be more than $100,000. We hear about the latest step towards a cure for jetlag, and take a look back on a century of the Panama Canal. Plus, we catch up with Hitchbot, a robot being carried across Canada by friendly motorists.