Lear 60 and WHBM.
One thing is the operator and other the carrier, Manx2 doesn´t want to pay pax but they are not just a travel agency, they wet leased the aircraft as they do to other companies, and they claim not to be responsible? of course they are.
In fairness it is a fundamental principle of being an insured party that one must act as if one is not insured.
So if M2 or FL said 'our fault' their insurers would be free to hang them out to dry. Each party will have had their lawyers toing and froing within minutes of the accident.