george rutherford, great to see you and talk with you and the take away is, get the booster. it is not going to hurt you. it can only help. dr. rutherford: get your shot. take care. kristen: is ok. welcome back. gas prices continue to rise in northern california, to record heights in some cities. check out the latest isis via aaa -- average gas prices today for a gallon of regular. sonoma at $4.83, napa about the same. marin county, four dollars 80 five cents. san francisco, $4.87. congratulations, highest in the bay area, not a contest that you want to win. joining us to talk about what is driving prices is the head of petroleum analysis for gas buddy. patrick, thanks for your insights. patrick: thanks for having me. kristen: help us put these prices in perspective. they are rising very quickly. a year ago in the pandemic, they were very low. hat trick: exactly right. during the summer, they held relatively stable because the delta variant was keeping things in check. since the end of the summer around labor day, things have started to escalate. a lot of the reason is, energy