Her concerns center on acid rain, landfills and the unnecessary killing of animals.

"We feel this was an unnecessary killing," she said.

He didn't approve of unnecessary killing, but this was the Investigator's show.

I want to avoid any unnecessary killing so use common sense.

Where was God when there was an unnecessary killing?

And let there be no unnecessary killing or destruction.

If we can take the district without unnecessary killing, then all the better.

It is impossible to know what the ramifications of unnecessary killing may be.

Althalus knew that they could deal with those agents, but unnecessary killings went against his grain.

Those responsible must be called to account for the unnecessary killing in Ramun.