2015 Harris County shooting
On August 8, 2015, a mass shooting occurred inside a home in northern Harris County, Texas, near Houston. David Ray Conley III, 48, broke into his former home and held hostage Valerie and Dwayne Jackson, Sr., along with six children, including his own 13-year-old son.
Source: Wikipedia — 2015 Harris County shooting (CC BY-SA 4.0)