Afghanistan's finance minister says the economy will easily survive the departure of international forces next year. His optimism is based on reports that the country has huge reserves of natural resources - mostly copper. The US estimates that Afghanistan could be sitting on deposits worth one trillion dollars. That includes gold, iron ore, tin and tungsten. It also has deposits of uranium. And precious stones, including emeralds. But for now, agriculture remains Afghanistan's biggest export earner among its top sellers are fruit and nuts, tobacco, and wool. Jennifer Glasse reports on one potential mine in Kabul province that is also a training ground for Afghans in the mining industry.