Chicago Board of Education President David Vitale speaks to reporters following negotiations with the Chicago Teachers Union on Friday, Sept. 14, 2012 in Chicago. After a week of public

 

              Chicago Board of Education President David Vitale speaks to reporters following negotiations with the Chicago Teachers Union on Friday, Sept. 14, 2012 in Chicago. After a week of public
Chicago Board of Education President David Vitale speaks to reporters following negotiations with the Chicago Teachers Union on Friday, Sept. 14, 2012 in Chicago. After a week of public school teachers striking over issues that include pay raises, classroom conditions, job security and teacher evaluations, Vitale said the district and teachers union have agreed on a ‘‘framework’’ to end the strike. (AP Photo/Sitthixay Ditthavong)