I heard about it from my TA - and read a couple of articles that also stated the change. But have not heard about anything directly from Explora. Did you check their website for an official announcement?
Sadly it has been confirmed by ship officers, his family and here: https://www.miamidade.gov/medicalexaminer/search_results.asp?fbclid=IwAR1qvL8ldLHuKs6iLdZDkoeKiSabF4cyICnTCyHf6uU4vpSAtznmaDt1KOc