Low-income and middle-class Californians would get tax rebates of up to $1,100 under a proposal unveiled Monday by Democratic Gov. Gavin Newsom. It is part of a broader pandemic recovery plan made possible by an eye-popping $75 billion dollar state budget surplus. Meanwhile, some schools are offering covid-19 vaccines at their clinics on campus. Plus, the Port of San Diego is attempting to improve air quality in nearby neighborhoods.