REUTERS Mud may be slung The Dow Jones Industrial Average and Standard & Poor’s 500 index both finished up on Tuesday. The Dow gained 72.49 points, or 0.52%, to close at 13,954.42, its highest closing level since Oct. 15, 2007. The Dow’s just 1.5% off its all-time closing high of 14,164.53, hit on Oct. 9, 2007. [...]