Olympic Hangover: festive mood dampened by gloomy economy

This week, as Rio wakes up from the end of Olympic fever, it's now facing a bit of a hangover in the shape of Brazil's growing political crisis. Then, just two months away from the US presidential election, Donald Trump seems to be etching out a surprising new strategy. And part-Titanic, part-Moby Dick, the Canadian craze for a new kind of bottled water sparks the new profession of Iceberg Hunter.