The Webster Police chief said the two killed firefighters, including a volunteer officer who was also a police lieutenant, did not expect to be "shot and killed" in the line of duty.
More top news
Actress and campaigner tells ITV News the only way to end the trade in illegal ivory is for the West to stand up to Beijing.
Former chief inspector of South Yorkshire Police David Sumner says Liverpool supporters were not 'completely innocent'.
The Queen has come to the aid of her grandson in what has become an escalating online 'face-off' between the Prince and the First Couple.