In a tragic accident, at least 6 persons lost their lives and over 100 were injured after an ammonia gas tanker leaked in the outskirts of Ludhiana in the wee hours of Saturday.The leak occurred when the Gujarat registered tanker got stuck under a flyover on the Doraha Bypass Road along a canal, about 25 kms from the commercial capital of Punjab.Doraha Police Station’s SHO Rajnish Kumar Sood said six persons died due to inhaling of the gas, adding that around 100 other persons complained of breathing problem due to inhaling of the gas.The affected people have been admitted to different hospitals in Doraha, Khanna and Ludhiana.