The MTA says its new five-year, $65 billion construction plan is focused on keeping critical infrastructure in good shape. Meanwhile, Brooklyn City Council Member Susan Zhuang is facing an ethics probe after she was accused of biting a police officer at a protest in July. WNYC’s Michelle Bocanegra reports. Plus, New York City is hosting its inaugural National Urban Rat Summit this this week where experts can share best practices on rodent mitigation. WNYC’s Sean Carlson speaks with Jody Gangloff-Kaufmann and Matt Frye from Cornell University who both research pest mitigation in urban settings.