The disease eventually proved fatal, and he died on 20 August 1997.

This policy line would prove fatal during the summer of 1914.

Suppose it simply proved fatal to the child in a week?

Which could well prove fatal, for he was now grown to a far greater power than I myself.

A second shot to the head proved fatal to Winter.

Of 6,000 diagnosed cases since 1986, only 15 have so far proved fatal.

And yet I know any such attempt would prove fatal to us all.

She wondered if and how soon it would prove fatal.

This would prove fatal to the success of the mission.

"Losing only 5 percent of them could prove fatal in 1996."