At least 20 people have been killed and 30 injured in a Texas church shooting today, law enforcement sources told ABC News.  The alleged shooter is dead, and it appears there is no more active threat, police

told ABC News affiliate KSAT in San Antonio on Sunday afternoon. Connally Memorial Center in nearby Floresville told ABC News it has received six people from the shooting. The FBI and ATF are heading to the scene, ABC News has learned. READ MORE