RAJBIRAJ: A man, who was critically injured after an unidentified vehicle hit a motorcycle he was riding on in Kalyanpur VDC of Saptari district on Thursday, breathed his last during the course of treatment at the Siliguri-based Paramount Hospital on Friday. The deceased has been identified as motorcyclist Hari Chaudhary (35) of Kalyanpur VDC-8. According to police, the vehicle crashed into the motorcycle (Na 18 Pa 4764) yesterday night. Meanwhile, Police are searching for the vehicle.