A large group of public school teachers rally at John Marshall Metropolitan High School on Wednesday, Sept. 12, 2012 in West Chicago. Teachers walked off the job Monday for the first time in 25 years ... more 
A large group of public school teachers rally at John Marshall Metropolitan High School on Wednesday, Sept. 12, 2012 in West Chicago. Teachers walked off the job Monday for the first time in 25 years over issues that include pay raises, classroom conditions, job security and teacher evaluations. (AP Photo/Sitthixay Ditthavong) less 
1 / 6
Associated Press | Photo By Sitthixay Ditthavong
Thu, Sep 13, 2012 3:05 AM EDT