BEIJING, (Reuters) – At least 28 people were killed in a “violent terrorist attack” at a train station in the southwestern Chinese city of Kunming by a group of unidentified people brandishing knives, five of whom were shot dead, state media said on Sunday. Another 162 people were injured, the official Xinhua news agency added. It said the attack had taken place late on Saturday evening. “It was an organised, premeditated violent terrorist attack,” Xinhua said.