Wow that's a hard one. They're going to need a lot of support from friends and family - sounds like you are good for the task... What a way to start your newly married life. This may or may not be relevant, but if you want, can you tell us his name so those of us who are into stuff like this can say a prayer for him? It might just help, somehow, who knows
Will look forward to hearing from you after your trip! Have a great time and know that you can be there for your loved ones even on vacation, so no guilt needed
SHIP'S AHOY!!