Kansas lawmaker who left GOP running for Senate as Democrat

One of four Kansas legislators who made headlines last year by defecting from the Republican Party is running for the U.S. Senate as a "pragmatic" Democrat, entering a race in which some GOP leaders are worried about immigration hardliner Kris Kobach 's chances should he win their party's nomination.State Sen. Barbara Bollier, a retired suburban Kansas City anesthesiologist, launched her bid Wednesday, a day after campaign finance reports showed that Kobach is well behind a GOP rival, U.S. Rep.