Nearly 30,000 pigs have died from African swine fever (ASF) in Indonesia's North Sumatra province as of Dec. 15, causing millions of dollars of economic losses as authorities try to quarantine the areas affected, officials said on Wednesday. The Agriculture Ministry has declared an outbreak of the highly contagious virus in the country and said it is contained only in some parts of North Sumatra, minister Syahrul Yasin Limpo told reporters. "Very serious handling is being carried out, including isolating those areas," Limpo said. Fadjar Sumping Tjatur Rassa, director of animal health at the Agriculture Ministry, said that ASF has...