San Diego congressional representatives Mike Levin and Scott Peters react to President Joe Biden’s inauguration. Plus, KQED politics editor Scott Shafer examines how things might change for California under the Biden-Harris administration. And, the nation’s oldest Black sorority, Alpha Kappa Alpha, celebrated fellow sister Kamala Harris’ inauguration. Then, James Paulson, Ph.D. of Scripps Research Institute joined Midday Edition to speak about allergic reactions some San Diegans had to a batch of the Moderna COVID-19 vaccine. Plus, more than a dozen states have called up the National Guard to help at vaccination sites, and Joe Biden may mobilize Guard units nationally. Finally, on KPBS’ “Port of Entry” podcast, Antonio Ley went from being one of Tijuana's most well-known boosters to being a vocal critic who doesn't shy away from pointing out Tijuana's problems.