started in ferguson, missouri. in "the los angeles times," oxygen found in a comet. most surprising discovery so far. astronomers detected molecular oxygen outside the solar system only twice before. so could this be a sign of alien life in the universe -- >> did it, right? >> he's probably still out there. well, a huge halloween weekend is ahead. thanks to the donald. in ohio a giant trumpkin as they call it, made its grand debut. and it is big. the 374 pound gourd was topped with sweeting blond hair. you have to admit it bears a striking resemblance to the republican candidate. >> no it does not. >> this is down in mexico. a factory there is churning out trump masks. they'll be exported over 30 countries around the world. apparently -- >> -- the costume is going to be so over. it's done. >> no. no. -- >> there's so many people being trump it's not cool to do that.