"At this point we still don't know if there was an argument or some long time feud between him and the other males," Sgt. Greg Pinkins of the Harris County Sheriff's Office.
The teen was taken by Lifeflight to Memorial Hermann Hospital. Police say they don't have a motive.
QUICK HEADLINES | MORE LOCAL | GET NEWS ALERTS
-----------------------------------------------------------------------------------------------
ABC13 SOCIAL NETWORKING
Find us on Facebook® | Follow us on Twitter | More social networking
-----------------------------------------------------------------------------------------------
MORE FROM ABC13
ABC13 widget | Most popular stories |
Street-level weather
ABC13 wireless |
Slideshow archive |
Help solve crimes
-----------------------------------------------------------------------------------------------