TBILISI, Georgia (AP) - Prime Minister Zurab Zhvania, who helped lead Georgia's revolution that toppled the corruption-tainted regime of Eduard Shevardnadze, died early Thursday in a friend's apartment from what officials claimed was an accidental gas leak from a heater. Georgia's interior minister said there was no reason to suspect foul play, but a lawmaker reportedly pointed the finger at ``outside forces.'' His remarks were aimed at Russia, which has ties with Georgia's separatist regions of South Ossetia and Abkhazia, and prompted a terse response from Moscow. The lawmaker, Alexander Shalamberidze, noted that the death of Zhvania, 41, came days...