We saw a boy fall into the river while going through the bridge.

当我们过桥的时候，我们看见一个男孩儿掉进河里。

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When we were walking across the bridge we saw a boy fall into the river.

当我们过桥的时候，我们看见一个男孩儿掉进河里。

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A man walking his dog saw her fall into the river and pulled her out just in the Nick of time.

一个遛狗的男人眼瞅着她掉进河里，一把把她拉了出来。

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Mr. Grospe, who said he is familiar with that section of the river because he fishes in it, said the cars that did fall into the water ended up on the shallow side, where he estimated the depth at about 10 feet.

WSJ: Bridge Collapse in Washington State Sends People, Vehicles Into River