Training aircraft makes emergency landing on Yamuna Expressway, none hurt Training aircraft makes emergency landing on Yamuna Expressway, none hurt A two-seater training aircraft made an emergency landing on the Yamuna Expressway near Mathura after developing a snag. advertisement UPDATED: May 27, 2021 20:10 IST Both the trainee pilot and the instructor were safe after the aircraft landed on the expressway in the afternoon. (PTI) A two-seater training aircraft made an emergency landing Thursday on the Yamuna Expressway near Mathura after developing a snag, police officials said. Both the trainee pilot and the instructor were safe after the aircraft landed on the expressway in the afternoon, the officials said.