They were demonstrating against a nearby medical sterilization plant owned by Sterigenics after reports raised concerns over carcinogenic emissions at the facility.

“We’re here today to let our neighbors know what they can do to get involved and to also demand from our government leaders that they close this plant down,” said Bridget Kurt, who lives about a mile from the facility. She was wearing an orange “Stop Sterigenics” shirt and carrying a sign with the same message.