Keeping things quiet on a Southwest flight

Another airline story has set off a debate: What should cabin crew do when they see a parent hitting a 13-month-old child? I suspect most passengers on a Southwest flight from Seattle to Dallas via Albuquerque would support the flight attendant on this one. The FA took the baby from the mother, walked to the back with her, where the child's father also went and helped calm her until she fell asleep. Read the details of what happened here.