A fifth teenager wounded in the Washington state high school shooting has died.

One of the teenagers wounded in a US school shooting has died, raising to four the number of fatalities from when a student opened fire in a cafeteria.

A 14-year-old girl wounded in the Washington state high school shooting has died, raising the number of fatalities from the gun rampage to three.

A newly hired teacher is being hailed a hero after she struggled with a teenage killer during a gun rampage in the cafeteria of a Washington state high school.

A boy targeted his school in a deadly gun rampage, killing one person and shooting several others in the head before turning the gun on himself.