from all over the world. deborah feyerick has our edge of discovery report. reporter: ever want to bend it like beckum? how about like r2d2. at robocup teams compete in soccer matches using robots. people look at these games and they often ask why robots present a challenge that go to fundamental of robotic. it s friendly competition that drives research forward. reporter: how do robots pl soccer? they create software to make them think. robots see between two cameras on the field. images feed on an external computer to decide the next move. they can deliver a flat kick and even a chip kick. robots soccer you have to
i didn t hear anything unbelievably controversial, but thought it was very impressive. it was like a voice out of the past, like a time traveler almost, coming here. secretary general ban ki-moon noted she s seen it all from the beatles to beckum, from television to twitter. this is a pretty short visit to the united states. why such a quick trip? especially given the fact she spent a lot of time in canada? because she was in this port of the world. this should not be seen as visit to the united states. this is a visit of a few hours that with a few specific purposes. to then united nations, to ground zero, where she is now laying a wreath in memory of those who died. to dedicate a british garden of remembrance for the 50,000 british citizens who died.