Governor Bill Ritter signed a controversial measure into law yesterday that ties half of a teacher and principal's evaluation to growth in student achievement, and changes how teachers get and keep tenure. The bill deeply divided Democrats. Bente Birkeland has more from the state capitol.
![RTD Police Chief Joel Fitzgerald Sr. speaking at a press conference](https://www.cpr.org/cdn-cgi/image/width=3840,quality=75,format=auto/https://wp-cpr.s3.amazonaws.com/uploads/2022/11/221110-DENVER-SAFETY-PRESS-CONFERENCE-COLORADO-CONVENTION-CENTER-DOWNTOWN-CBD-KEVINJBEATY-31.jpg)