"When they are found it will look like a regrettable accident."

Second, it was a regrettable accident not of my doing.

And then some regrettable "accident" would befall him as he was returning home.

Come closer and there will be a most regrettable accident.

At a news conference he called the deaths of three protestors during the police raid a "regrettable accident".

The Israeli military said the driver of the bulldozer had not seen the woman, and called it a "very regrettable accident."

Members of the group who witnessed her death allege murder, while Israel calls it a "regrettable accident".

The Israeli military said the driver did not see her, and called it a "very regrettable accident."

It would have been written up as a regrettable accident.

Tell him there was a regrettable accident at the pithead.