Watch CNBC's full interview with Oppenheimer's John Stoltzfus and Wells Fargo's Darrell Cronk

John Stoltzfus, Oppenheimer Asset Management chief investment strategist, and Darrell Cronk, Wells Fargo CIO for wealth & investment management, join 'Squawk on the Street' to discuss whether valuations have fallen enough, what Stoltzfus makes of the December selloff and if the absolute level of rates matters.