coronavirus August 12, 2021 6:52 am Smoke, Air Pollution Could Contribute to COVID-19 Infection Rates: Study A new study shows wildfire smoke or other air pollution may contribute to higher COVID-19 infection rates. Kris Sanchez reports. US & World Videos 2:43 Report: California tourism numbers top pre-pandemic levels, Bay Area lags behind 2:06 2 injured following stabbing in San Jose, police say 2:00 ‘Kayak-tivists' take Chevron protest out onto the Bay by Richmond 2:29 San Jose celebrates Cinco de Mayo with a pair of parades and festivals 0:22 Police investigating double stabbing in San Jose