chicago teachers union president karen lewis makes a big donation to her own campaign. the latest on her race for mayor. and part of an interstate gets washed away in flooding, as record rainfall has flooded parts of the southwest. good morning. i'm dan ponce. and i'm lourdes duarte. thanks for joining us on the wgn morning news at *4 a-m. demetrius ivory has a check of our weather. good morning, demetrius. yesterday was another keeper. >> today will be just as nice. big change in terms of a cold front that will bring us the chance for showers. unchanged on the way. eventually temperatures will drop. that will be at the end of the week. today, early and late we have precipitation sun and clouds mixing early. cooler conditions along the lake with a high temperature reaching the '80s in many areas. yesterday bieber just below that. 63 today. 68 in chicago. 60 in valparaiso. 63 in joliet. we continue to see showers will linger all to the west as get into dew page and kane and kendall county. the line of showers and storms is there. they will move through early another chan

his most likely opponent is karen lewis, head of the chicago teacher union. they have been bitterly at odds with the mayor. in 2012 led a teacher strike to protest school closings and cutbacks. the seriousness of her potential candidacy was made clear when a poll in july showed her running nine points ahead of the mayor. another survey showed a closer race, but still showed lewis in the lead. lewis is now forms an exploratory committee and loaned it $40,000 and the mayor's allies have begun attacking her. a pro-emanuel group is claiming that it is a conflict for her to lead the teachers' union while running for mayor. with mayor she would have to negotiate with the union. on wednesday night she tweeted she was looking for donations to help her make a decision. she'll, of course, need every penny she can raise if she does run because emanuel has more than $8 million in the bank. sure sounds like karen lewis is running for the job of mayor of chicago and can she beat rahm emanuel. >> joining me from chicago potential mayor karen lewis. are you running for mayor

teachers union job, if she runs for mayor. she does not plan to quit that job. lewis has not announced whether she is running yet. but one democratic group says she shouldn't be the chicago teachers union president and a candidate at the same time. "democrats for education reform" says that would be a conflict of interests during negotiations for a new teachers contract. lewis says she can do both jobs since the union is more than just her. but she says she would give up being president, if that's what the union wanted her to do. the "tonight show" is returning to chicago for the first time in more than a decade, and mayor emanuel is to thank. emanuel challenged kids in chicago to read 2-point-four million books over the summer. the kids not only reached the goal, they surpassed it. the mayor made the same bet the year before, and when he lost he took the polar plunge with jimmy fallon. emanuel asked fallon to tape the "tonight show" in chicago if this year's goal was met. last night, fallon agreed to it. he also asked emanuel if there was room at his house, and the mayor tweeted that fallon could stay with him. the mayor treated that he could indeed stay with him. that

but chicago teachers union president karen lewis says that won't affect her decision on running. >> it no bearing on what i will do. what i will do based on my benchmark and what i think our report or not. and i love bob, he's a friend. >>lewis has not officially announced she's running for mayor. she says she's not worried about splitting the vote with bob fioretti and making it easier for mayor emanuel to get re-elected. it's a dead the mayor can't win but it doesn't mind being on the losing end of this one. he challenged it in chicago to reach 2.4 to read books of the summer. the kids not only reached the goal but surpassed it. he made the same that the year before and when he lost he took the polar plunged. he asked them to take the tonight show in chicago if the goal is met. no word on response yet. talk about an unbelievable reunion. a woman who found a wedding photo at ground zero on 9-11... will return that picture to its rightful owner today. the woman posted the picture online for years since the september eleventh attacks. turns out --it belongs to a man who worked in tower