Iowa isn't the only state where Ted Cruz has managed to surpass Donald Trump in state-level polls of Republican voters. The Texas senator is edging Trump in California, too, according to a new poll.Cruz leads the outspoken billionaire 25 percent to 23 percent in the latest NBC Bay Area Field Poll of GOP voters in the Golden State. Florida Sen. Marco Rubio is third with 13 percent support, while retired neurosurgeon Ben Carson rounds out the top four at 9 percent.According to the poll, Cruz has risen 19 percentage points since October 2015, when he stood at 6 percent support...