Colin Dwyer

Updated at 10:55 p.m. ET

A "domestic situation" might lie behind the massacre that unfolded at a small South Texas church during Sunday services, authorities say. At a news conference Monday, law enforcement officials explained that the gunman — identified by police as 26-year-old Devin Patrick Kelley — had sent threatening text messages to his mother-in-law, who is has attended the First Baptist Church in Sutherland Springs, Texas.

Currently, officials say they do not believe the attack was racially or religiously motivated.

Copyright 2017 NPR. To see more, visit http://www.npr.org/.

Updated Monday at 5:10 a.m. ET

Federal authorities are investigating a shooting at the First Baptist Church in Sutherland Springs, Texas, a small community southeast of San Antonio.

In a news conference Sunday night, an official from the Texas Department of Public Safety described the scene: Around 11:20 a.m., a man dressed in black tactical gear approached the church and began firing an assault rifle. He then entered the church and continued firing.

Months after Mosul was reclaimed from the Islamic State, the brutal acts committed during the militant group's reign over the major Iraqi city are still coming into focus. That picture grew clearer Thursday, as two U.N. human rights agencies released a report on atrocities committed during ISIS' final months in power.

Pages