He says he knows from the released hostages that his daughter was alive and physically unhurt after 50 days of captivity, though they were living in a tunnel with no food, no water, no fresh air and no electricity. She was unable to have a shower for that whole period, he adds.
!['I go to sleep a dead man' – father's pain at daughter's captivity in Gaza 'I go to sleep a dead man' – father's pain at daughter's captivity in Gaza](https://i0.wp.com/ichef.bbci.co.uk/news/1024/branded_news/8F6F/production/_132391763_mediaitem132391759.jpg?fit=%2C&ssl=1)