. >> she walks out onto the renk. >> she's not getting up. >> the best part after she gets to the ground the person in the background on one skate is like -- >> apparently this young lady has not been on the ice for about four years and time to get back out there, and she did. she's a good sport, gets up, she's laughing. she's still laughing. okay, she's up. she's up. she's up. whoa, i mean she's down, she's up. whoa, nothing like -- oh, no, hold on, girl, hold on! >> are you sure it's not been never. never been on the ice ever? >> finally she makes it over to the wall and that's when ywhere you should stay. >>> the toddlers have taken the stage but one ballerina is not into dancing. >> she ain't having any of it. >> the hilarious performance as she puts on a show of her own. >> she is forming what all the parepas are feeling on the inside. >>> and a paraglider takes off and -- this guy is having a beautiful flight now. >> the end. next video. >> why it's the landing that ends up getting a bit messy. man i didn't even see that. >>> brought to you by lysol, what it takes to protect. see y

we talk about the many renks why, so, fore, the again who tried very hard to avoid are being involved in the slave trade and while you see in fact early on europeans and africans come together through trade, and that trailed included humans, right, but oven times that was because of war fare, people sending off their enemies away, right? at the same time people were involved in trade to pay off debt. at the same time there were people who were involved in trade simply because they wanted to make one. so we wanted to make sure that we addressed the various reasons why some native africans would have been involved in the frayed. >> let me follow up on that point. we did an interview with the chief justice of the united states john roberts and said the founding fathers most everything right except on this issue, and yet slavery was also prevalent in many other countries. so what it made it unique here in the u.s. or different? >> well, there's a feature in the exhibition on slavery and freedom where we look at sugar as the driver of the trade, and i'll just you one example. sugar is the