Polk Center

Brett Sholtis / WITF

People with intellectual disabilities and those who advocate for them visited the state Capitol this week to oppose a bill to keep two Pennsylvania state centers open.

Matt Rourke / AP

On today's program: Two state legislators want to pass a bill to confront sexual harassment in state government; how the flu shot can strengthen herd immunity; a regulations loophole might be to blame for toxic landfill runoff; and the state plans to close the Polk Center for adults with intellectual disabilities.