Girl, 15, who 'shot dead her 16-year-old brother' was 'caught having sex with him in 2011

Update on teen girl who shot dead her brother. The 15 year old girl ( left) had also been sexually abused for years by an uncle, according to police reports in Columbia County, Florida. In 2011, the brother and sister were also discovered having sex by their mother. The shooting at their white one-floor home in rural Florida happened on Monday. The father a truck driver, and his wife, left the 16-year-old boy to watch over the 15-year-old, her 11-year-old sister (top right) and their three-year-old sister. The eldest girl stole a gun from her parents' room and shot her brother in the neck as he slept, police said. The accused had been locked for weeks at a time in her room where police found a bucket full of urine.

Photo Credit: EPA