The 7th Congressional District race is shaping up to be a classic duel between two Democrats, the veteran Doris Matsui and the upstart from Sacramento City Council, Mai Vang. So why is this campaign becoming so much about two Republicans? Vang is pitching the similarities between Matsui and the Republican everybody knows about, President Donald Trump. And now Matsui is doing her best to elevate a Republican few know about, Sacramento State student Zachariah Wooden, who is an also-ran in this race and apparently hasn’t raised a penny in support from his party or anyone. Vang and Matsui have been...