NYTimes.com says:
What if, Justice Potter Stewart asked a lawyer for The New York Times in the Pentagon Papers case in 1971, a disclosure of sensitive information in wartime “would result in the sentencing to death of 100 young men whose only offense had been that they were 19 years old and had low draft numbers?” The Times’s lawyer, Alexander M. Bickel, tried to duck the question, but the justice pressed him:
“You would say that the Constitution requires that it be published and that these men die?”