Yesterday, the Marin County Supervisors became the latest body to endorse Prop 50. Marin County's resolution follows similar actions by the boards of supervisors in San Mateo , San Francisco , and Monterey counties. Currently, Marin County is entirely part of California's District 2 . In San Francisco, I’m Sunni Khalid, KALW News. Proposed congressional maps can be found at https://aelc.assembly.ca.gov/proposed-congressional-map.