Nate Anderson, the 16-year-old Chapel Hill teenager charged with shooting his 19-year-old sister to death in September 2010, has pleaded guilty to first degree felony murder, Dave Goldman reports from the Smith County Courthouse.

Smith County Judge Jack Skeen Jr. sentenced Anderson to 20 years in prison.

At the time of Amanda Anderson's death, Nate Anderson told people he was out for a jog and returned home to find his sister having been shot four times. Police charged him with two months later.

We will update with more information as it comes available.

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