We meet the man who created a fake Rahm Emanuel on Twitter and kept his real identity secret -- until yesterday. Meet the Chicago teacher who solved this Twitter mystery @MayorEmanuel's Twitter page

A new book co-authored by a WBEZ journalist and university professor provides a comprehensive, multi-faceted look into the history of one of Chicago's most prolific gangs. One of the authors joins us in the studio. Chicago Tonight profile of co-author Lance Williams Information about the book

Cook County Board President Toni Preckwinkle's $3 billion budget passes in the wee hours of Saturday morning after a marathon session. Carol Marin goes one-on-one with President Preckwinkle.

We hear what you had to say about recent stories when we read some of our viewer mail.

This week on Chicago Tonight: The Week In Review, Rahm Emanuel wins the race for mayor easily, with 55 percent of the vote, and wastes no time naming his transition team. Is his victory a sign of "post-racial politics" in Chicago? The mayor-elect also sets his sights on City Council changes and the city's issues, including pensions, the budget, schools, police and changing city services. There are 14 aldermanic runoffs, including Vice Mayor Bernie Stone in the 50th ward and Zoning Committee Chair Danny Solis in the 25th ward.

Tuesday's elections in Chicago brought about a number of changes, including a historic first: State Representative Susana Mendoza was elected the first female Chicago City Clerk. Eddie Arruza talks with Mendoza about what she'll bring to the job. Meet Susana Mendoza

In 2007, Colin Goddard was playing dead in his French classroom, shot four times by the Virginia Tech shooter. He's now the subject of a documentary making its Chicago premiere this weekend. He joins us to talk about how he's using the Virginia tragedy to fight for stricter gun laws. Peace on Earth Film Festival

We go to our video vault and take another look at our 1997 visit with Rahm Emanuel at his West Wing office in the Clinton White House.

All the votes are counted: Rahm Emanuel will be the city's next mayor. Eddie Arruza shares some of the highlights from Chicago's 2011 Election Day. Look up Chicago election results

How did Rahm Emanuel manage to garner 55 percent of the vote in the mayoral election? Our panel discusses that and more from 2011 Election Day. More on the story

Four winners from the aldermanic races join us in the studio to talk about their vision for the new City Council. We profile the winners

The City Council is headed for a major shake-up after last night's results put a number of incumbent aldermen in jeopardy. We talk about who's in and who's out, who's facing a runoff battle in April -- and who is hoping for an endorsement from our new mayor-elect. 'Early and often' recap

The votes are cast, and Chicagoans wait to see if there will be a decisive victor or runoff in the much anticipated 2011 mayoral election. Eddie Arruza gives us the latest on voter turnout and concerns, as well as updates from the Chicago Board of Elections. 'Meet the Candidates'

Wisconsin's Senate Democrats are hiding out in Illinois to block Republican Gov. Scott Walker from stripping collective bargaining rights from Wisconsin public employees. Now lawmakers in Indiana are no-shows over anti-union legislation and are seeking refuge in Illinois. Elizabeth Brackett and her panel tackles the battles over union rights in Midwest legislatures. Politico.com article about Indiana lawmakers fleeing

Not many of us know the remarkable story of Richard J. Daley's rise to power. It's a tale of tremendous ambition and almost unbelievable good luck. We take a look back with John Callaway's story.

We provide the latest updates on the mayoral election right before Chicago Tonight signs off. Board of Elections More on the Story