our cover story this morning is reported by tracy smith. >> i love being a daddy.ust one of the most greatest things to do. >> at 55, kevin giddins is only now finding out who he really is. just after he was born, his unwed teenage mother gave him up for adoption. with no real family history and no ties to any of his blood relatives, kevin was basically a stranger to himself. did you feel kind of incomplete? >> definite ly. i knew nothing about me. can you imagine growing up nothing nothing about your health, your family. you're nothing. which at school when kids have reports on their family history, there is kevin with nothing. >> he knew he wanted to trace his roots. he didn't know how relatively easy it would be. family history has become a multi-billion dollar business. it's said to be the second biggest hobby in the u.s. right behind gardening. and online, genealogy is the second most visited website category only porn is more popular. usc professor vern bengtson says we all have a built-in desire to know where and who we come from. >> we want to find out abou

." >> osgood: tracy smith will take us to the opening of the museum of broken relationshipsment in los angeles. steve hartman will listen to a singular symphony of survival. and first, here are the headlines for this "sunday morning" the 5th of june, 2016. the world is remembering muhammad ali, the heavy weight boxer who called himself the greatest and proved it many times over. he died fry die night in scottsdale, arizona, he was 74 years old. here is carter evans. >> i had one hell of a rumble. >> muhammad ali died as he lived. surrounded by people who loved him. saturday ali's daughter said, our hearts are literally hurting but we're happy daddy is free now. others from around the world shared their grief and appreciation. parkinson's and activist tweeted a giant, an inspiration, a man of peace, a warrior for the cure, thank you. ringo star added, god bless muhammad ali, peace and love to all his family. >> their dad would have been proud. >> ali's spokesman and close friend was with the family when the champ passed away. he says ali's wife, lonny, first took him to the doctor tuesd

tracy smith has the background. >> i love being a daddy.ings to do. >> reporter: at 55, kevin giddens is only now finding out who he really is. just after he was born, his unwed teenage mother gave him up for adoption. with no real family history, and no ties to any of his blood relatives, kevin was basically a stranger to himself. >> did you feel kind of incomplete? >> definitely. i knew nothing about me. can you imagine growing up knowing nothing abut your health, your family, knew nothing. at school when kids have reports on their family history, there with nothing. >> yeah. >> he knew he wanted to trace his roots. he didn't know hue relatively easy it would be. >> family history has become a multibillion dollar business. it is said to be the second biggest hobby in the u.s., right behind gardening. and online, genealogy is the second most visited website category. only porn is more popular. if you want to trace your family back through time. this is the place. salt lake city. home to the mormon church whose members trace their family tr

generation upon generation ago, tracy smith will report our