MANILA, Philippines -- Police held a 14-year-old student after a sumpak (homemade shotgun) which he placed in his bag accidentally went off and wounded two of his classmates inside a classroom at the Ateneo de Manila University in Katipunan, Quezon City on Thursday afternoon. A report from the Quezon City Police Districts Tactical Operations Center said because the suspect was a minor, he was immediately turned over to the local office of the Department of Social Welfare and Development. According to the report, the suspect was an incoming third year high school student from another school in Marikina City and was just taking tutorial classes at Ateneo. The report said one of the suspects classmates, identified as Terran Burro, 14, picked up his bag from the floor and placed it on the seat around 4 p.m. The bag, however, accidentally slipped, setting off the homemade firearm. The report said Burro did not know that the bag had a gun in it. Burro and another student, Anjenette Catacutan, were hit by metal pellets in different parts of the body and were taken to Quirino Memorial Hospital for treatment. The suspects other classmates immediately informed the schools watchmen who promptly arrested the student. The report said responding policemen from QCPD Station 9 recovered three bullets and one spent shell for a 12-gauge shotgun.