From The Chicago Tribune :
The Chicago Teachers Union filed a 10-day strike notice on Wednesday in an attempt to put additional pressure on Chicago Public Schools negotiators in ongoing contract talks.
At a packed news conference Wednesday, CTU president Karen Lewis accused CPS leaders and the mayor of engaging in a "smear campaign" against teachers, raising the possibility for the city's first teachers' strike in 25 years. ...
Read more : Chicago Teachers Union files 10-day strike notice