 On 21 May Brander's fighters set out for the village of Naini, where the monastery and a small fort were occupied by the Tibetans; they were involved in significant fighting but were required to break off to return to defend the Mission which was under concerted attack from the Jong – an attack stifled by Ottley's Mounted Infantry.It was the last serious attempt by Dapon Tailing (the Tibetan commander of the garrison at Gyantse Jong) to take Changlo Manor.On 24 May a company of the 32nd Sikh pioneers arrived and Captain Seymour Shepard, DSO, 'a legend in the Indian Army' reached Gyantse, commanding a group of sappers, which lifted British morale.