2014-05-21 07:22:00 by Metro Networks, Inc.
(Salem, OR) -- Republican Monica Wehby will challenge Democratic incumbent U.S. Senator Jeff Merkley this November. Initial returns show the Portland physician leads state Representative Jason Conger by a margin of 53 to 35 percent in the GOP primary. Merkley easily outdistanced three opponents in the Democratic primary, with about 92 percent of the vote.