Sometimes a child who is bullied may bully someone else.

CNN: Enough is enough: Say no to bullying

In addition, the bully's parents are sent a letter informing them what their child has been doing and the potential consequences of their actions.

BBC: 'I slit my wrists because I was cyber-bullied'

He told of being bullied as a child to the point that, without realizing it, he turned into a bully himself.

CNN: Save the planet, then finish high school