The left-hander's velocity over the past two games is his best two-game stretch since last April.
After adding 10-plus pounds this offseason, the fun-loving lefty is throwing well and feeling good so far this spring.
Results don't tell the whole story for Espinosa, who is getting more comfortable hitting solely from the right side.
The veteran outfielder is winning fans with a hot start to his Nationals tenure.
The Nationals' newest starter will start the team's first spring training game Thursday evening against the Mets.
Also, Ryan Zimmerman and Ian Desmond take extra grounders together to work on double plays and timing.
Manager promised to re-enact his ground-breaking performance if the Nationals put together a double-digit winning streak. They did. He didn't.
The gregarious left-handed starter says his shoulder feels great after an offseason of rest and workouts.
Nationals Journal counts down the top five storylines surrounding the Nationals as they begin spring training.
Pitchers and catchers soon pack their bags for Viera, so here's a look at the Nationals roster as it stands two weeks before spring training.