The Foreign Ministers of the Group of Seven countries have issued a joint statement urging Russia and Iran to act on Syria. The G7 Foreign Ministers issued the statement today at the close of their talks in the northwestern Italian city of Lucca. <br/><br/>The statement expressed serious concerns over the situation in Syria. It called on Russia and Iran to exercise their influence on Syria and urge the conflict-ridden nation to comply with its obligations in the Chemical Weapons Convention. The statement said that, as Syria's allies, the 2 nations have this responsibility