If a passenger or an immediate family has died, then there is a waiver of change fee ; AA's fee exception for cancellation is

IN THE CASE OF THE DEATH OF THE PASSENGER/
IMMEDIATE FAMILY MEMBER/ OR A TRAVELING
COMPANION/ THE SERVICE CHARGE MAY BE WAIVED OR THE
TICKET REFUNDED PROVIDED A COPY OF THE DEATH
CERTIFICATE IS PRESENTED TO AA

That person might die does not provide for any waiver