"It came to our attention when she stabbed her husband to death, yes."

Officials today, for the first time, said how the students died: all were stabbed to death.

The victims had been stabbed to death, the police said.

She stabbed the boy to death because he wanted to break up with her, the police said.

They turned on him and he was stabbed to death.

He stabbed her to death and then turned himself in.

The doctor is later stabbed to death by the children.

One boy said he saw his father stabbed to death.

She was stabbed to death two years ago as her three young children looked on.

Maybe he thought it would look as if they'd been stabbed to death.