. >>> it's been 20 years since south africa held its first post-apap apartheid elections. there are celebrations in johannesburg. >> reporter: young people are celebrating freedom day. it's in johannesburg, and it's a group of young people that came to celebrate 20 years of independence, of freedom in south africa. one of them is niek cole who has been here since 2:00 a.m. in the morning. because some of the older people, they say things like they feel young people don't understand what it means to have freedom. what do you think about that? >> i personally understand what the old people mean by that statement. me myself my parents have always told me about apartheid and that i know where i'm from. knowing about the past i know where i'm from and my history and culture. they found it very important, and i wish that all people, the old people would know about it or would allow the younger generation to know about it. i think it's very important, because we need that in order to get to the second steppingstone and we can be united and know where we're from and going. i think