CHANDIGARH: A Class XII student in Chandigarh died by suicide on his birthday. No suicide note has been found yet, said police. The victim, 20-year-old Prashant, was preparing for open school board exams.There was an atmosphere of excitement and celebration at the family’s Sector 15 home for his birthday on Friday, said police. His parents went out in the evening to buy a cake but when they returned, they found his room locked from inside. There was no response to their knocks and phone calls. Alarmed, they broke down the door and found him unresponsive. Police took him to a nearby hospital where he was declared dead. Cops searched the room but did not find any suicide note. The motive is yet unknown but police have found that he was weak in studies. TNN