The Israelites started consorting with the Midianite women in the wilderness and worshiping their idols.
God sends a plague on the Israelites.
Zimri, a prince of the tribe of Simon, took a Midianite woman, Cozbi, brazenly in front of the Tent of Meeting containing the Ark of the Covenant. They began to have sexual relations there.
Moses and the leaders didn't know what to do.
Pinchas, grandson of Aaron the High Priest, suddenly appears and spears them both, killing them instantly and stopping their sinful act.
The plague is stopped and the Israelites are saved.
The scene is in front of the Aron in my synagogue, utilizing a famous assassination photographic image. (On November 22, 1963 Lee Harvey Oswald assassinated President John F. Kennedy in Dallas, Texas. On November 24, while being transferred to the county jail, Oswald was assassinated by Jack Ruby.)