( April 12, 2023, 8:48 AM EDT) -- SAN FRANCISCO — An airline in a complaint filed in California federal court accuses its insurer of bad faith claims handling and violation of California’s unfair competition law (UCL) for improperly denying coverage for certain causes of action the airline faces in connection with a separate lawsuit brought by the family of a quadriplegic man who was left comatose after an incident while traveling....