A 13-year-old Arizona boy is in the hospital Nov. 20 after a fight with his 12-year-old brother.
Phoenix police say the boys were arguing over what to watch on TV.
The 13-year-old is in extremely critical condition, with a stab wound in the abdomen.
His 12-year-old brother is in custody.
Their father was home at the time.
Neighborhood friends of the boys are surprised at the stabbing.
Another neighbor describes the boys as quiet, and thought they were close with one another.