It appears the the district is targeting the elementary school teacher over her opt-out advocacy. From Chicago's CBS TV affiliate, "Teacher, Vocal CPS Critic Faces Firing, Calls Attempt A ‘Witch Hunt’"
A special education teacher who has been a vocal detractor of the at Chicago Public Schools has accused the district of going on a “witch hunt” after she was suspended and told CPS is moving to fire her.
CPS officials have confirmed the district is attempting to fire Maria Saucedo Scholastic Academy teacher Sarah Chambers, for allegedly violating state and city school board .
The district would not elaborate on the charges against Chambers, but she said she got an email just before spring break accusing her of encouraging a student to opt out of the PARCC standardized test required for grades 3-8 and high school.
“I was in complete and utter shock. I mean, I’m a distinguished teacher. I’ve been rated distinguished by all six principals I’ve had. I’ve never been written up in my life,” she said. “They wouldn’t even tell me in person.”
From Chicago's CBS TV affiliate