Facing a tough re-election in an increasingly blue state, Republican Colorado Senator Cory Gardner tweeted out a glowing, full-throated endorsement of his effectiveness at representing not just Republicans but also Democratic and independent voters. But the endorsement came not from a respected newspaper or independent expert, but from his own state party chairman.
Rep. Ken Buck (R-CO), a Tea Party conservative and disgraced former federal prosecutor, is currently serving as state p...