This year's rainy winter has left San Francisco Bay Area roads riddled with potholes. Why? And will Caltrans fix them?

Reported by Penny Nelson. Bay Curious is Olivia Allen-Price, Vinnee Tong, Paul Lancour, Suzie Racho, Jessica Placzek and Julia McEvoy. Our Vice President for News is Holly Kernan. Theme music by Pat Mesiti-Miller.

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How Does Rain Create More Potholes?

Bay Curious is a show about your questions – and the adventures you find when you go looking for the answers. Join host Olivia Allen-Price to explore all aspects of the San Francisco Bay Area – from the debate over "Frisco", to the dinosaurs that once roamed California, to the causes of homelessness. Whether you lived here your whole life, or just arrived, Bay Curious will deepen your understanding of this place you call home.