New technology powers Germany's bike growth

They have two wheels that can get drivers from one place to another with no effort, and they are taking Europe by storm. They are electric-powered bicycles, which are being built with the help of the multinational firm Daimler Benz. The bikes, which cost as much as $5,000, only help cyclists pedal if they want them to, but their motors can also effortlessly push up drivers to 45 kilometres per hour. Al Jazeera's Nick Spicer reports from Berlin.