Texas mother responsible for killing three young sons and her husband in what authorities are calling a murder-suicide

The Navarro County Sheriff's Department said in a statement that 33-year-old Guadalupe Ronquillo-Ovalle gunned down her husband Israel Alvarez and their three sons — ages 4, 8, and 10 — before she turned the gun on herself.

http://www.nydailynews.com/news/crime/mother-gunned-husband-sons-texas-authorities-article-1.1466168