Gov. John Kitzhaber of Oregon Resigns Amid Crisis

Gov. John Kitzhaber, long regarded as a wily survivor of Oregon politics, resigned Friday amid a spiraling crisis that included a criminal investigation of the role that his fiancée played in his administration and crumbling support from his Democratic Party colleagues.

It was a steep and rapid fall for Mr. Kitzhaber, 67, a former emergency room doctor who won an unprecedented fourth term as governor in November. His resignation