How do you handle bullying as a parent?

What do you do if your child is being bullied ... or if your child IS the bully #tbt⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀ https://community.today.com/parentingteam/challenge/bullying-hurts⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀