and then -- there's just not something that you can give back to the fam families. no matter how hard you try, there's just nothing that you can give back. >> the coast guard has called the investigation into what happened incredibly complex and said it'll take time to determine what went wrong on board. thanks for watching "the whole story." story." i'll see you next time. -- captions by vitac -- www.vitac.com emerging infectious disease. we have it so well under control. [reporter] none of us could have imagined how the coronavirus would come to dominate our lives.