Houston police are investigating the stabbing death of a 17-year-old and whether a fight over a video game led to the attack.

Authorities detained the victim's 15-year-old brother in the murder investigation.

Police were called to an apartment late Wednesday.

Sgt. Phillip Munoz says the 15-year-old allegedly grabbed a knife and stabbed his older brother. The wounded teen died at a Houston hospital.

The name of the victim was not immediately released.

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