Can using Western weapons on Russia change the war?

2 hours agoAbdujalil Abdurasulov,BBC NewsGetty ImagesUkraine is now allowed to use Western weapons to hit targets inside Russia. What will this decision change and how will it affect the front line in Ukraine?Up until now, Western countries restricted the use of their weapons to military targets located inside Ukraine, including Crimea and occupied territories. They were concerned that attacking targets across the internationally recognised border with weapons provided by Nato countries would escalate the conflict.But the latest Russian advance in the north-eastern Kharkiv region convinced…