The mayor hopes to pressure Springfield into fully funding Chicago Public Schools. There's no guarantee it will work, and his relationship with Gov. JB Pritzker already is strained.

Mayor Brandon Johnson is asking businesses to offer up new violent crime response tools just as his administration ends the ShotSpotter police technology deal, and the controversial outgoing vendor intends to throw its hat in the ring to continue operating in Chicago.

Mayor Brandon Johnson asked Chicago Public Schools CEO Pedro Martinez to resign on Wednesday, but Martinez declined, according to published reports and at least one source familiar with internal discussions.