Though Jones' lawyers maintain that their case is strong even without the Lewinsky evidence, their bargaining position may have weakened and their calculation changed accordingly.

CNN: Could Clinton Still Settle With Jones?

Given this calculation, Russia's position regarding sanctions seems much more logical.

FORBES

However, in cities where the signal bounces off buildings and trees, the calculation of a vehicle's position can be off by more than 50m.

BBC: Spanish scientists develop more accurate sat-nav system

His decision may rest on his calculation of how capitulation, or bombing, affects the strength of his own position.

ECONOMIST: Mercy mission to Baghdad | The