KATHMANDU: At least four persons have lost their lives and 25 others sustained injuries after a bus they were travelling on skidded off the road and fell some 150 metres down at Bhantakhola, in Triveni Rural Municipality in Salyan District this afternoon. Talking to THT Online over the phone, police official at the Salyan District Police Office said the deceased are yet to be identified. The injured have been rushed to nearby Shreenagar Hospital for treatment, according to police. Meanwhile, the rescue operation is underway.