Additionitially News Today

>> this was an intentionally set fire and arson. >> reporter: at a news conference, the police chief announced the victims were attacked before they died. >> we can say that there were at least on three of the four victims there were injuries discovered. appeared to be blunt force or sharp object injuries. >> reporter: investigators canvassed the neighborhood and interviewed witnesses. they also found the familys burned out blue porsche about ten miles from their home. the car was in additioniti...