Trump makes a bold claim about Chicago violence. Mark Kirk says Tammy Duckworth is mocking stroke victims. CPS teachers threaten an October strike. And U.S. Cellular Field gets a new name. Those stories and more with Joel Weisman and guests.

The new name for U.S. Cellular Field is striking out with many White Sox fans. The story of how Guaranteed Rate Field came to be.

City taxpayers may not owe $1.1 million for Soldier Field and U.S Cellular Field reconstruction -- this year. But, Paris Schutz has more on why taxpayers may owe far more in the future.