San Antonio was killed on Saturday morning by her boyfriend
Todd Danhof after having been shot multiple times.
Slack was found dead on the front lawn of a home in
Schertz, northeast of the city, while Danhof, was found deceased inside the residence by police.
The family are at a loss to explain what triggered the shooting and say that Slack had not been in a relationship with Danhof for very long. They saw no indications of possible violence.
Schertz police are now investigating the case in an attempt to work out what led to the shootings.
Kristen Slack Universal City Texas woman pictured with three of her five children.