Washington Nationals

The Nationals selected Lara's contract from Double-A Harrisburg on Tuesday, Mark Zuckerman of MASNSports.com reports.

The Nationals selected Hassell's contract from Triple-A Rochester on Tuesday, Mark Zuckerman of MASNSports.com reports.

Helvey signed a minor-league contract with the Nationals on Saturday which includes an invitation to spring training, Bob Nightengale of USA Today reports.

Garcia went 2-for-5 with a solo home run and an additional RBI in Sunday's loss to the Phillies.

Irvin (10-14) took the loss Sunday against the Phillies, allowing six earned runs on five hits and three walks in 4.1 innings. He struck out three.

Crews went 2-for-3 with a walk, a run scored and a stolen base in Saturday's 6-3 win over the Phillies.

Wood went 2-for-4 with a two-run home run, a triple and an additional run scored in Saturday's 6-3 win over the Phillies.

Gore did not factor into the decision in Saturday's 6-3 win over the Phillies, allowing three hits and one walk with nine strikeouts over six scoreless innings.

Williams (6-1) earned the win Friday over the Phillies, allowing three hits and two walks over five scoreless innings. He struck out five.

Garrett went 3-for-4 with a two-run homer, a double, an additional run scored and an additional RBI in Friday's 9-1 win over the Phillies.