Official : Aircraft appears to have hit a mountain . A small cargo plane crashed in western Nepal , killing all 18 on board . The cause of the crash was n't immediately known . The 40-year-old Canadian-made Twin Otter aircraft belonged to state-owned Nepal Airlines . Among the dead was a child , officials said .
Official : Aircraft appears to have hit a mountain . A small cargo plane crashed in western Nepal , killing all 18 on board . The cause of the crash was n't immediately known . Among the dead was a child , officials said .