. >> reporter: but political science professor melissa frederickson says there's a good reason why he isn't worried about alienating voters in the bay area. >> california is going to give its electoral votes to the democrat party so saying things like it's full of environmental extremists, it doesn't alienate republican voters because those are democrats. >> reporter: in fact california has gone to the democrats in every presidential election since 1992. but gingrich has not parted ways with san francisco and its hometown representative, nancy pelosi, on every issue. in fact in 2008 he appeared alongside pelosi for a public service announcement on climate change, a move he now says he regrets. >> we don't always see eye to eye, do we, newt? >> no. but we do agree, our country must take action to address climate change. >> reporter: it's no secret that san francisco is seen by the rest of the nation as a bastion of liberalism, but we came across quite a few voters in the city who have been following the gop debates. >> i think that a lot of people aren't too happy with our current pres