Before he printed that item of news he would want corroboration of its truth.

That's certain.

How did he get it?
It was true news, and it was corroborated.
But, again, it was corroborated before the event happened.

How ?" "I haven't an idea," cried Sir Chichester.

"I thought I knew something about getting things into the papers, but I see that I am a baby at it." "It's much the more difficult question of the two," Hillyard agreed.
"But we will go back to the first one.