This undated photo provided by the Harris County Sheriff's Office on Saturday, Aug. 29, 2015 shows Shannon J. Miles. Prosecutors in Texas are charging the 30-year-old man with capital murder in the ... more 
This undated photo provided by the Harris County Sheriff's Office on Saturday, Aug. 29, 2015 shows Shannon J. Miles. Prosecutors in Texas are charging the 30-year-old man with capital murder in the killing of Darren Goforth, a sheriff's deputy who was gunned down from behind while filling up his patrol car at a suburban Houston gas station. (Harris County Sheriff's Office via AP) less 
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Associated Press
Sat, Aug 29, 2015 6:54 PM EDT