Stab wounds are seen, including a sharp item removed from a character's hand and a character stabbed through the neck, and reference to another stabbing in a school (not seen). A child has bruises considered non-accidental by an attending medic. Minor physical confrontations with pushing. Stronger fights including characters bludgeoned into unconsciousness or worse, using various weapons. A character is cut with a scalpel, and a patch of skin and flesh torn away from his conscious body.
A child is shot offscreen, but blood seeps under a door. An abused and seriously injured child (implied broken limbs) is found trapped in an enclosed space. It is heavily implied an adult intends to kill them.