and then i became my own mother. >> but author jeff gwynn says there's only one explanation for the lifecharles manson. >> charles manson was born evil. >> in 2013, gwynn landeded exclusive interviews with manson's sister and cousin. >> little charlie was taken in by loving relatives, his grandmother, his uncle, his aunt, his cousin, joanne. but he always had people who loved him. the problem was that charlie, himself, was a rotten little kid from the word go. >> a rotten kid whose crimes escalated as he got older. from stealing cars to armed robbery, drug dealing to pimping. >> he was born to be in prison. >> but did he have an innate talent as a decent guitar player. >> charlie manson, listening to the radio in prison, hears the beatles. he starts writing his own songs, performing in prison shows. ♪ >> from then on, it's his dream to become the biggest musical star in history. >> bigger, he said, than the beatles. and san francisco was the perfect place to start. paroled after seven years in prison, he used his guitar and charisma to lure a flock of vulnerable young women. >> fall in l

. >> reporter: but author jeff delwyn says there's only one explanation for the life of manson. >> manson was born evil. >> reporter: in 2013 gwynnerviewed. >> he was taken in by loving relati relatives, grandmother, aunt, cousin joann. he always had people who loved him. the problem is charlie was a rotten little kid from the word go. >> reporter: watch cnn spotlight, manson tonight at 7:30 p.m. pacific on cnn. >>> you know him as a judge and award winning pop star but did you know demi lovato is impacting the world by empowering the youth? she spoke with cnn's chris cuomo. >> reporter: her shows usually catch out but catching a concert without buying a ticket is possible for students who love to volunteer. >> how are you doing? >> reporter: they earn their way into these we day events by helping communities on a local and global level. >> i feel like it's this incredible movement of children and teenagers and young adults putting together. >> reporter: put on by a chair of free the children, we day spotlights those what who are making difference. the goal, to empower today's youth and to encourage them to make thing as better p