Complex sentence: Darren H. Goforth (1968--August 28,2015) was 47 years old when he was killed and was a ten-year veteran of the Harris County Sheriff's Office.
Split into simpler sentences: Darren H. Goforth (1968--August 28,2015) was 47 years old when he was killed. He was a ten-year veteran of the Harris County Sheriff's Office.