The Israeli army said that in the aftermath of a stabbing and shooting spree by a Palestinian man one Israeli solider is dead and two Israelis are seriously wounded.
The army said the incident happened near the Ariel junction, southwest of the Palestinian city of Nablus.
Israel said the assailant attacked and killed an Israeli soldier with a knife.
The man took the soldier's assault rifle and shot it at passing vehicles, wounding two civilians.
The army is conducting a manhunt to find the assailant.