Tourism in Iceland is booming -- but that may not be all good news

As war, terrorism and uncertainty pervade the globe, travelers are flocking to Iceland -- regarded as one of the safest nations on the planet. Fishing used to be the country’s most profitable industry, but in recent years, tourism has claimed the top spot. Still, the buzz and the economic benefits it delivers are accompanied by challenges. Malcolm Brabant reports Iceland's tourism 'growing pains.'