BHOJPUR: A traffic police constable died and a pillion rider was severely injured after the hit of an unidentified truck in Shreepur-6 of Sunsari district along the  East-West Highway on Monday. The victim has been identified as Pankaj Yadav, a traffic police constable deployed at the Eastern Regional Traffic Police Office, Itahari. According to police, Yadav, who was riding on his motorcycle (Ko 5 Pa 7730) was severely injured after the hit of the unidentified truck heading towards West from East. Yadav breathed his last while receiving treatment at Inaruwa-based District Hospital, informed police. Meanwhile, Sanu Bhai Bhujel of Itahari-4, the pillion rider, was critically injured in the accident. He is receiving treatment at Dharan-based BP Koirala Institutes of Health Sciences. Police are searching the involved truck and its driver.