an aide of hamid karsai was killed and his brother was shot last week. s. >>> next are our series "the road ahead." we face the struggles facing japan's fisheries. japan used to have one of the largest fisheries. it accounted for more than 24% of the nation's production. but the earthquake and tsunami changed everything. the nation's fishery suffered over $15 billion worth of damage. and the amount is still rising. the port once had the largest had the largest shark haul in japan. it was also famous for top grade shark fence. but many were destroyed. >>> we now report on a plant manager salvaging his business. >> reporter: the man behind the sanitary mask is the executive director of a plant that prepares shark fins for eating. the factory and offices was located the near a river, they were completely swallowed by the tsunami. >> translator: when i saw the wreckage, my mind went blank. it got to the point where i couldn't look at the rubble without becoming completely paralyzed. it was impossible for me to think about rebuilding. >> reporter: the company