Man kills his 4 children, 2 adults in Texas shooting

A man shot and killed his four children and the two adults who were looking after them, Texas authorities said late Wednesday.
A seventh person, a 15-year-old girl, was critically wounded and taken to a local hospital, according to the (CNN).
All of the children were either biological or adopted children of the suspect, said Sgt. Thomas Gilliland with the Harris County Sheriff's Office.
Officials didn't say what prompted the shootings. The man is separated from his wife, who lives out of state, authorities said.
The man, who hasn't been identified yet, is accused of killing two boys, ages 13 and 4, and two girls, ages 9 and 7. The adults who were fatally shot were a 39-year-old man and a 33-year-old woman. His relationship to the adults wasn't immediately clear.
Before the suspect surrendered, he led authorities on a short chase with sheriff's deputies, who surrounded him at the end of a cul-de-sac. Gilliland said he faces multiple charges.
The shooting took place in Spring, about 20 miles north of Houston.