dangerous chemicals ignite, they explode. we have an update on the firefighters injured, battling these flames. you pick the story you want today. jon has your choices over at the dot com wall. jon: take a look at this. if you go to our happening now show page, foxnews.com, we're going to give you the opportunity as we often do to choose the story you'd like to hear more about. it's in the box on the righthand of the screen, tornadoes in the west, we've got one caught on camera, then down there in the middle, one of my personal fave its, this cowboy has an interesting way of getting around, wait until you see that video. then what do you do if you've got 400 people you want to invite to a barbecue? you build a picnic table, right? which story do you want to see more on? we've got it on "happening now".