Overview
- UC Berkeley IGS/Los Angeles Times poll conducted Oct. 20–27 finds Chad Bianco at 13% and Katie Porter at 11%, with nearly half of voters undecided.
- Porter’s backing dropped from 17% in August, and her favorability in the new survey is 26% positive to 33% negative.
- The October CBS interview clash and a resurfaced 2021 staff video drew attacks from opponents, while Porter’s team argues she remains the strongest Democrat.
- A separate Ben Tulchin poll for Antonio Villaraigosa released Nov. 3 showed Bianco at 20% and Porter at 15% after questions that highlighted Porter’s controversies.
- Emerson and Zogby surveys have shown different leaders, highlighting a volatile top‑two primary field ahead of California’s June 2, 2026 vote.