A teacher and a student were killed at a private school in Wisconsin on Monday after a person authorities identified as a teenage student at Abundant Life Christian School opened fire.Six people were injured,

The shooting occurred in a study hall and was reported to police by a second grader, police said at a Monday night press conference. Wisconsin police identified the shooter as a 15-year-old female student.

The police in Wisconsin are working to establish a motive for the attack, which left a student and teacher dead and six others injured.