(KMOV.com) -- Authorities have identified the married couple and young child found shot to death inside a home in south St. Louis.
Officers were called to the 3400 block of Tennessee around 10:45 a.m. Saturday. The building's landlord had discovered a man, woman and a child dead from gunshot wounds.
Police say Oscar Guerra, 35, shot his 28-year-old wife Carla and their 3-year-old son Marcio, then killed himself. A weapon was recovered at the scene.
Authorities said the man had been charged in May with hitting his wife with a tire iron.
. @SLMPD Homicide at the scene of a shooting on Tennessee. Initial scene investigation indicates the incident is a murder suicide. Sad day.— Chief Sam Dotson (@ChiefSLMPD) June 29, 2013
An investigation is ongoing, but police say the couple had argued just before the shooting.
Stay with News 4 and KMOV.com for the latest on this developing story.