Europe stumped by Trump demands over Russia sanctions

US President Donald Trump has demanded that allies stop buying Russian oil before he moves on punishing Moscow, and told them to hit China with tariffs.But Trump's requests do not seem feasible, and the EU notes that it has already hammered the Kremlin with sanctions.Meanwhile, diplomats fear it could be a ploy by Trump to again stall on taking a tough stance against Russia himself.- Stopping oil purchases? - snip If Trump is serious about getting all NATO countries to turn off the taps, then the bigger issue could be non-EU member Turkey.snip- Tariffs on China? -snipBy demanding something he...