Detroit City broke
Air Date: Jul 19, 2013 12:00 AM ET
Detroit was one of the wealthiest places in America.Today, it's the largest city in U.S. history to file for bankruptcy. Helen spoke to CBC Business Reporter Nisha Patel.
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Calgary-based mining company says its operation will quadruple in size within 12 months — thanks to prehistoric squid-like creatures transformed into gemstones that can only be found in one spot in the world, southern Alberta.