"They tried to communicate with him to drop his weapon". That's when they say he entered the home and shot at officers, striking Detective Jerry Walker in the neck.
"There was one initial shot which caused me to start to film and then a three or four more followed". During a press conference, he was identified as Detective Jerry Walker. The officer was flown to a hospital and was in unknown condition. A Twitter account for the City of Little Elm called it an "active shooter situation in the area of Lobo and Eldorado".