ContentKeeper

Martin Bekkelund / Flickr

Earlier this month, Billings Public Schools implemented a new filter system that blocks websites based on a list of keywords.

A few days later, CounterPunch magazine reported that students were also unable to access certain websites addressing pro-LGBTQ issues.

Twelfth-grader Clara Bentler, a student leader at Billings Senior High School, says a teacher showed her the list of blocked keywords and key phrases.