Still no evidence of alleged sonic attacks against U.S. diplomats, says Cuban official

Carlos Fernandez de Cossio, head of U.S. affairs at Cuba's foreign ministry, speaks to reporters in Havana, Cuba, Dec. 12, 2018. Two years after the United States first accused Cuba of alleged sonic attacks against its diplomatic personnel, it has yet to release any evidence, the Cuban official said on Wednesday.(Xinhua/Fan Xiaolin)