Overview

• Paul-Henri Nargeolet's family seeks damages for wrongful death and mental anguish.
• The suit claims the crew experienced terror and realized their impending death before the implosion.
• OceanGate allegedly used an experimental carbon-fiber hull against industry norms.
• CEO Stockton Rush is accused of ignoring expert warnings about the submersible's safety.
• A Coast Guard investigation and public hearing are ongoing to examine the incident.