cruise. the ship drifted for four days without lights, water, food or flushing toilets. and now cnn has learned that the crew set sail in february with only four of six generators operational and without installing recommended safety equipment. drew griffin has the story tonight. >> this was supposed to be the fun ship. we were having to fend for ourselves. >> reporter: bettina and her daughter were supposed to be celebrating isabel's birthday. it was a trip of a lifetime until they awoke to a fire alarm, smoke in their hallway, and days and days of misery. human waste was piling up outside their door. >> just on our deck alone there were the biohazard bags lined up