As US President Donald Trump says the war in Iran could be over "very soon" and Pakistani mediators in Tehran prepare to meet with officials, another nearby conflict has been drawing Beijing's attention. Since late February, fighting between Afghanistan and Pakistan has intensified, with Islamabad declaring an "open war" with its neighbor. Strikes have killed hundreds and displaced hundreds of thousands, according to the United Nations Office for the Coordination of Humanitarian Affairs in Afghanistan. The conflict has alarmed the international…