The shooter is believed to have been killed in the massacre.
Guadalupe County Sheriff Arnold Zwicke said a citizen confronted the suspect at the church in Wilson County, and then the suspect drove off. Another witness at the scene said a two-year-old was also shot in the attack. Authorities were still trying to determine a motive Sunday afternoon. "The FBI & law enforcement are on the scene", he said on Twitter.
Photos and video from the scene showed the area taped off by local law enforcement. More details from DPS soon'.
Sutherland Springs is about 30 miles (48 kilometers) southeast of San Antonio.
"There is a gas station and a post office", he said.
"May God be w/ the people of Sutherland Springs, Texas". He said the Federal Bureau of Investigation was on scene. "I am monitoring the situation from Japan", Trump said in a tweet.
Qualcomm sues Apple again, this time saying it shared info with Intel
Qualcomm has raised the stakes in its ongoing legal battle with Apple by filing a new lawsuit with potentially enormous ramifications.
Wilson County Sheriff Joe Tackitt said the gunman walked into First Baptist Church and began firing during a Sunday service.
Devin Keen, another local officer, said "there were kids involved" in the shooting, including a two-year-old. The hospital is in Floresville, Texas.
Facebook users have been posting prayers to the small church's page. Authorities say the attacker was later killed. It is unclear whether police shot the assailant or the gunman killed himself.
More than 24 people were injured in the horrific shooting.
Rescue helicopters have been called to the scene to rush victims to hospital.
The mass shooting comes just over a month after a gunman in Las Vegas fired down from a hotel room on a concert crowd, killing 58 people and wounding hundreds more.