A home invasion ends in a shootout, and a robbery escalates into a manhunt.
Police are ambushed as they try to rescue a gravely injured pregnant woman.
In Fullerton, CA, police race to save a therapist from a knife-wielding former patient. In Florida, officers must talk a mother high on drugs with her two small children off a ledge. Ohio police respond to a deadly break-in by an ex-boyfriend.
A family welcomes their new neighbors, not realizing the horrors to come.