as it happens, melissa seligmann and victor angel are also on their way to a soccer pitch. these amateur players meet up for soccer practice in brooklyn every week. the view of manhattan is an added bonus. melissa hopes to interest the players in a somewhat unusual football. >> this is the soccket. it is a soccer ball that stores the kinetic energy from play. so, as the ball plays, it stores the energy in an internal mechanism and then you can use it to power a light. so, like 30 minutes of play with the ball will power the light for 3 hours. >> let's try this out. >> right now, the ball costs that's a little pricey. otherwise, it gets the thumbs up. >> it seems a little light, so maybe it's just like a regular soccer ball that bounces more. >> it's interesting. it's got a neat texture to it. the balance, you have to adjust to. i wonder what's inside of it. it feels really cool. >> i like juggling it. it was easy to juggle cause it is pretty light. so, i haven't tried kicking it too far jet. in terms of juggling and keeping it close, it is pretty good. >> the soccket was des