exploding hoverboards? reporter: everything is talking about it here. they say people want alternate modes of transportation, including this smart skateboard from blink. i just had my appendix out so i don t want to end up back in the hospital. $499 will get you this smart skateboard that goes 5 to 6 miles. the companies have learned, yes, people wanting alternate modes of transportation but you can t use cheap lithium batteries or they will explode. my mom will be very happy. your mom will be happy when you stop riding that skateboard, samuel. that has me worried for you. thank you so much. appreciate your time. coming up, new clues into the identity of the masked murderer with a british accent featured in the latest isis propaganda videos. who is this person?