KHUZDAR (Online) Unknown armed men torched several trailers carrying supplies for Afghanistan-based NATO troops in Khuzdar and Mangochar, however no loss of life was reported in the incident. According to information received here, unknown people set two trailers in Khuzdar and three in Mangochar on fire and windscreens of vehicles were also broken. The police after getting the information of the incident reached the site. It may be recalled that several NATO trailers were torched in Khuzdar, Mangochar and Qalat and several drivers and conductors were also killed but the Government and administration failed to arrest any culprit involved in torching of the trailers.