Russia says it can attack Turkish troops if they enter Syria, and it would not necessarily lead to a confrontation with NATO. Tea Party reports: Since the weekend, Turkey has unleashed its 155-millimeter heavy guns across the border with Syria. The targets are Kurdish forces, whose recent advance is a key part of the Russian plan to extend President Bashar al-Assad’s control over Syria. Turkish President Recep Tayyip Erdogan on Wednesday refused to stop the shelling and said Turkey was acting in self-defense. Syria’s five-year war has turned into a tangled web of proxy conflicts between global and regional powers, with a growing risk that some of them could clash directly. Right now the most dangerous flashpoint is between Russia and NATO member Turkey, which shot down a Russian plane in November. Since then tensions have steadily built as the Assad-Russia alliance — with help from the Kurds — threatens to surround Turkish-backed rebels in Aleppo, Syria’s biggest city. “Both Russia and Turkey are looking to position for strategic advantage,” Tim Ash, head of emerging-market strategy at Nomura in London, said by e-mail on Monday. “The risk is of an actual Russo-Turkish military clash, which would then threaten to draw [...]