Republicans are aiming to break longtime losing streaks by taking first steps toward winning elections for governor and Los Angeles mayor as voters in Democrat-dominated California head to the polls on Tuesday.Meanwhile, President Donald Trump's clout over the GOP will once again face a ballot box test, in a gubernatorial showdown in Iowa, while the Hawkeye State's Democratic Senate nomination is the latest battle between the establishment and progressive wings of the party.California and Iowa are two of the six states holding primary contests from coast to coast during the first week of June, in elections that will impact November's






























