China's attendance at Saudi peace talks is 'bad news' for Putin — but Xi Jinping is still 'well served' by his friendship with Russia, expert says

• Chinese diplomats attended Ukraine peace talks in Saudi Arabia, signaling a possible rift with Russia.
• While China's attendance is notable, the country is still benefiting from its relationship with Russia.
• Chinese leader Xi Jinping wants to be seen as an international stakeholder, an expert said. 

China and Russia's "no limits" friendship may be beginning to reach its limits as the war in Ukraine drags on.