What is it with us and emerging killer viruses?

"No need to paint ourselves into a factual corner here," he says about coverage of a killer virus.

It could become a killer virus again and rage through cities of the world like a topping forest fire.

The asteroid or the killer virus could show up tomorrow.

We did not win our freedom to let our people be decimated by a killer virus.

All of us would be equally susceptible to the killer virus that, as we were so often told, "does not discriminate."

The basics are these: In 2011, most of humanity was wiped out by a killer virus.

That last ten minutes the symptoms had been identical to those in the creatures with the American killer virus.

A killer virus may be destroying frog populations in southern England.

In the 50's the evil lurking was the atomic bomb; today it's killer viruses.