kampania społeczna

He has, though, made a public service announcement for a local school district campaign.

I made a public announcement less than an hour ago.

Why had he made such a public announcement of his plans?

But could you hold public announcement for about 12 hours.

A public announcement is likely over the next few days.

Why would a stock start moving two weeks before the public announcement?

Then, once a public announcement was made, he would quickly sell.

I haven't even made a public announcement about all of this.

Since a public announcement had been made, the world at large knew about it.

We plan to do public service announcements, go into the schools.