Chennai, Oct. 23 -- Tamil Nadu police have booked a school principal, a teacher and two students for alleged abetment to suicide after a Class 11 Dalit student was found dead at his home in Coimbatore, with his parents alleging that he was harassed over his caste and for consuming beef.

All four accused have been detained, and the principal and the teacher have been suspended, police said.

The boy was found dead at his residence on October 21 in Peelamedu in Coimbatore. His parents have alleged that he was targeted by his class teacher and two classmates for belonging to the Scheduled Caste and for consuming beef, a police officer said.

"We have lodged a case against the class teacher, school's principal and two classmates for abetment...