Forty percent of Segassia Vineyard's vines were damaged after wildfires raged through Napa Valley in 2017. Andrew Cates hide caption toggle caption Andrew Cates The Salt Father-Son Duo Turns Ruined Grapes Into Tasty Aid For Napa Fire Victims September 20, 2018 The Cates family has been turning excess wine grapes into raisins as a way to reduce food waste. Since last year's devastating fires in California's wine-growing region, they've expanded.