i'm sara walsh, that's ahead. >>> another nice day, we'll take you out with a pollen count. in terms of pollen, a pretty nice day, too. grass is low and weeds are low. go to our website, it's there every day. click on the weather tab and follow the drop down menu to allergy update. when we come back, we'll break down the rest of the week and the weekend. we have good news. stay tuned. >>> i'm peggy fox with momslikeme.com. this saturday, october 3. head out to fall for fairfax at the government center for crafts and rides and lots of fun. go to momslikeme.com for all the information. >>> flew over landover where workers were busy breaking down the massive u2 set. this was the scene this morning over fedex field. the irish rock band played on tuesday. u2 performs tonight at scott stadium in charlottesville. >>> all right, it's a dash to the finish line as a whose who of u.s. sports and politics and even show business try to bring the olympics to chicago. >> the final decision will be made tomorrow. as charlie reports, today is all about meeting and greeting and pitching to th