 Meanwhile, Zhu and Li Changfu, fearing Li Keyong and Wang, also turned against Tian and Emperor Xizong, sending forces to try to seize Emperor Xizong, but were unable to.When Emperor Xizong fled Chang'an, Li Yun followed him to Fengxiang, but was unable to catch up with Emperor Xizong's further flight to Xingyuan.When he was at Zuntu Station (遵塗驛, near Fengxiang), he was captured by Zhu's soldiers and taken back to Fengxiang.