article_snippet.sent: the Gwangju High Court sentenced 14 other navigation crew members to 18 months to 12 years in prison, a court statement said.
article_snippet.sent: In November they had received sentences of five to 30 years in prison.
article_snippet.sent: Scroll down for video .
article_snippet.sent: Court spokesman Jeon Ilho said both prosecutors and the 14 crew members have one week to appeal the verdicts.
article_snippet.sent: Officials say the salvage job is estimated to cost £68 million and take 12 to 18 months.