SARLAHI: At least twenty-six persons were injured when a passenger bus heading from Birgunj to Janakpur met with an accident at Milanchowk in Sarlahi district this morning. According to police, the bus skidded off the road and fell 50 metre down at Milanchowk along the East-West Highway. Condition of 3 persons are reported to be critical and they are undergoing treatment in local health institutions.