Papelbon opens with a save

(Lynne Sladky / AP)

New closer Jonathan Papelbon has a save in his debut and Ryan Zimmerman homers in a 1-0 win over the Marlins.

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Mets, hoping to catch Nationals, cap deadline moves by acquiring Yoenis Cespedes

Mets, hoping to catch Nationals, cap deadline moves by acquiring Yoenis Cespedes

New York was aggressive in adding players at the trade deadline for the first time in eight years.

After Papelbon, Nationals stay quiet at the deadline

After Papelbon, Nationals stay quiet at the deadline

As the Mets clubhouse buzzed with rumors, the Nats prepared to play with the same 25 players they used the day before.

Tigers, Orioles show different paths, realities at the trade deadline

Tigers, Orioles show different paths, realities at the trade deadline

Separated by just 1 1/2 games, the Tigers completed an in-season teardown and the Orioles pushed for the playoffs.

Denard Span in D.C. working with physical therapist, David Carpenter getting second opinion

Denard Span in D.C. working with physical therapist, David Carpenter getting second opinion

Matt Williams expects Span to begin baseball activities soon, while Carpenter is not yet resuming his throwing program.

Drew Storen and his agent meet with Nationals GM Mike Rizzo

Drew Storen and his agent meet with Nationals GM Mike Rizzo

Storen’s agent: “We continue to have ongoing communication regarding his role and his future with the organization.“

Nationals-Mets discussion thread: Game 99

Nationals-Mets discussion thread: Game 99

Discuss tonight’s series opener at Citi Field here.

Today’s Nationals-Mets lineups

Today’s Nationals-Mets lineups

Lineups for tonight’s series opener at Citi Field, in which Gio Gonzalez tries to outduel Matt Harvey.

MLB Trade Deadline Winners/Losers: Astros and Mets add, Yankees and Red Sox whiff

MLB Trade Deadline Winners/Losers: Astros and Mets add, Yankees and Red Sox whiff

Some teams added key components for a playoff push ... but the Mets?

Jonathan Papelbon says he ‘kind of became the scapegoat’ with Phillies

Jonathan Papelbon says he ‘kind of became the scapegoat’ with Phillies

New Nats closer just wants to win and be a good teammate in D.C.

Bryce Harper again boasts that Nats are baseball’s best

With Ryan Zimmerman, Anthony Rendon and Jayson Werth returning to the lineup, Harper is back to bold proclamations.

Ryan Zimmerman on Drew Storen: ‘If it’s possible we respect him even more now’

Ryan Zimmerman on Drew Storen: ‘If it’s possible we respect him even more now’

Storen’s teammates on their new set-up man, and more from Papelbon on why he would not give up closing to join them.

Newseum celebrates Nats fandom with new exhibit as much as it celebrates the Nats

Newseum celebrates Nats fandom  with new exhibit as much as it celebrates the Nats

The exhibit is short and sweet, but fans turned out in droves.

Why teams want Craig Kimbrel

Why teams want Craig Kimbrel

Kimbrel is 30 for 31 in save chances this season

Max Scherzer bounces back despite high walk total

Max Scherzer bounces back despite high walk total

Despite not feeling locked in mechanically, Max Scherzer threw seven scoreless innings Thursday.

Watch J.J. Watt crush home runs at the Astros’ ballpark

Watch J.J. Watt crush home runs at the Astros’ ballpark

There’s really very little the superstar Texans defensive end can’t do.

Carlos Gomez finally does get traded — to Astros, not Mets

Carlos Gomez finally does get traded — to Astros, not Mets

The outfielder, along with pitcher Mike Fiers, goes to Houston in exchange for four prospects.

David Price takes coveted arm to Toronto, as Blue Jays cash in prospects for playoff shot

David Price takes coveted arm to Toronto, as Blue Jays cash in prospects for playoff shot

The Jays landed the top arm in the trade market, but had to part with some of their top prospects to do so.

Column

Will the Nationals finally be as good as they think they are?

Will the Nationals finally be as good as they think they are?

With the return of injured players and the addition of Jonathan Papelbon, it’s time to find out if Washington is really the best team in baseball.

Papelbon opens with a save

Papelbon opens with a save

New closer Jonathan Papelbon has a save in his debut and Ryan Zimmerman homers in a 1-0 win over the Marlins.

Adding David Price won’t help Blue Jays catch Yankees in AL East

Adding David Price won’t help Blue Jays catch Yankees in AL East

Toronto has a 34 percent chance at making the playoffs

Blue Jays land trade deadline prize David Price

Blue Jays land trade deadline prize David Price

In return, the Tigers are reportedly getting Blue Jays pitching prospect Daniel Norris.

Michael Wilbon does a cruel Drew Storen impression on ‘PTI’

Michael Wilbon does a cruel Drew Storen impression on ‘PTI’

Tony Kornheiser says bringing in Papelbon was the smart thing to do.

F.P. Santangelo defends Jonathan Papelbon against his haters

F.P. Santangelo defends Jonathan Papelbon against his haters

MASN analyst says Nats fans should welcome the closer with open arms.

Five pitchers who could follow Cole Hamels in being dealt before trade deadline

Five pitchers who could follow Cole Hamels in being dealt before trade deadline

With Hamels heading to the Rangers, these five pitchers are still available and could possibly make an impact for a contending team.

Nationals-Marlins discussion thread: Game 100

Nationals-Marlins discussion thread: Game 100

Discuss today’s series finale with the Marlins here.

Stephen Strasburg could return after next rehab outing

Stephen Strasburg could return after next rehab outing

Strasburg came out of Wednesday night’s rehab outing feeling fine, but will need one more before a return to the big leagues.

Today’s Nationals-Marlins lineups

Today’s Nationals-Marlins lineups

Lineups for today’s series finale with the Marlins on getaway day at Marlins Park.

Nats fans weren’t happy Jonathan Papelbon took Doug Fister’s number

Nats fans weren’t happy Jonathan Papelbon took Doug Fister’s number

‘Cinco Ocho’ compensated Fister for his former digits.

Marlins poo-poo Nationals Park batting practice music with unsettling soundtrack

Marlins poo-poo Nationals Park batting practice music with unsettling soundtrack

The Marlins used bathroom noises retaliated for slow jams at Nationals Park.

Sports at a Glance