grandfather's wisdom was not. imparting lessons even from his prison cell. >> life is about cycles. his perseverance throughout his spell in prison and how he didn't let it get him and kept going. >> there's a week of events coming up here. >> tomorrow's the big day. >> we think tomorrow will be the big day. tens of thousands of south africans and foreign dignitaries including 53 heads of state are expected to attend. this is like a gathering for a national memorial and happening at the world cup soccer stadium just outside of soweta. >> you are looking at johannesburg. a memorial. president obama and michelle obama expected to attend the event tomorrow. mandela's body will lie in state three more days and the week of memorials will end on sunday with a state funeral. >> these are the scenes i think