KATY, Texas - The family of 76-year-old Martha Avila, who was killed after a Tesla crashed into their Katy home Friday night, says they are now trying to rebuild their lives while mourning the woman they say held their family together.

Meanwhile, the National Highway Traffic Safety Administration has opened a special crash investigation into the deadly collision.

For 11 years, Martha Avila lived at the Katy home with her daughter, Jennifer Barbour, and son-in-law, Justin Barbour.