According to PPP, even though Republicans have a pretty weak bench in Oregon, if Greg Walden ran for Senate or Governor in 2014, he could turn either into a tossup.
Approvals:
Ron Wyden: 54/27
Jeff Merkley: 37/34
John Kitzhaber: 45/39
Greg Walden: 27/16
Allen Alley: 18/15
Bruce Hanna: 9/11
Jason Atkinson: 8/9
2014 Governor Potential Matchups:
Kitzhaber- 42%
Walden- 41%
Kitzhaber- 46%
Alley- 36%
Kitzhaber- 46%
Hanna- 33%
Kitzhaber- 45%
Atkinson- 30%
2014 Senate Matchups:
Walden- 42%
Merkley- 40%
Merkley -43%
Alley -37%
Merkley- 43%
Hanna- 35%
Merkley- 43%
Atkinson- 34%
Link.