From WNYC in New York, this is NPR's on the media.

I'm Brooke Gladstone.

And I'm Bob Garfield.

With three weeks to go until the crucial Pennsylvania primary polls show that Hillary Clinton's lead over Barack Obama is shrinking.

But with 158 delegates at stake, both candidates realize it is key to win the Keystone state.

Now, the last time the Democrats had a big fight on their hands really was 1968.

Yeah, it sure is a close and exciting race for the Democratic presidential nomination.

Barack Obama's lead over Hillary Clinton is, in fact, so small that he cannot lock up

enough pledged to delegates to guarantee victory before the August convention.

And with the Pennsylvania primary approaching, the media have followed every campaign twist

and turn.

The New York Times, Obama's support softens in poll.

Reuters.

Clinton leads Obama McCain in key matchups, the Wall Street Journal.

Indiana marks the next test for Clinton.

And here's NBC's Brian Williams.

There are 10 more contests to go before there are no more for the Democrats,

and sooner or later there will be a Democratic nominee.

For now, though, it's a two-way race.

Two-way race?

Well, yes and no.

Like the Mideast peace process in the Kansas City Royals,

...