For Rep. James Lankford (R-Okla.), the conservative cause isn’t about volume.
Special election sparked by Sen. Tom Coburn’s retirement opened up a new political front.
Both reps. could have difficulty picking up conservative support in a Senate special.
"First of all, global warming is not taking place," the Oklahoma Republican said.
Perry Inhofe, 52, was reportedly aboard a plane that crashed near the Tulsa airport.