Yeah. The murder weapon was an unregistered 9-millimeter.

对凶器是一把未登记的9毫米口径手枪
It was found near the bodies.

在尸体旁被发现
There were prints on the gun that were the father's,

枪上有父亲的指纹
and there was gunshot residue on his hand.

他的手上也有射击残留物
So he drove his family away from their home,

这么说是他开车带全家外出
hooded his wife and daughter, shot them, then committed suicide.

给妻子女儿带上头套枪杀她们然后自尽
Why do it out here?

为什么在那里动手
That is unusual.

这很不寻常
Most familicides happen in the comfort of the home.

多数家庭枪杀都发生在家里
So what happened to the son?

儿子怎么样了
He either shot him first or he wanted to spare him.

他要么先杀了儿子要么就是放过了他
Well, if he spared the son,

如果他放过了儿子