Overview

• Mike Lynch, his daughter, and several guests died when the yacht sank off Sicily's coast during a storm.
• Autopsies indicate four victims, including Lynch, died from 'dry drowning' due to confined air pockets.
• The yacht's design and rapid sinking have puzzled naval experts and prompted further investigation.
• Fifteen people survived the incident, including Lynch's wife and the yacht's captain.
• Authorities are exploring potential culpability of the captain and crew members in the vessel's sinking.