Colin Kahl, nominated to be under secretary of defense for policy, told the Senate Armed Services Committee today he believes that, if confirmed, he will be able to perform in a nonpartisan manner, despite concerns some Republicans have about his past tweets and policy positions. Sen. Jim Inhofe (R-OK), the ranking Republican on the committee, said he is troubled by some of the "hyper-partisan" statements Kahl has made on Twitter. Inhofe also said he is concerned by the role Kahl...