Adon, Robles help Nats get doubleheader sweep of D-backs

WASHINGTON — Joan Adon became the first Nationals starter to finish six innings in 2022, throwing 6 1/3 scoreless on Tuesday night to help Washington beat the punchless Arizona Diamondbacks 1-0 and sweep a doubleheader.

Adon (1-2), a 23-year-old right-hander making his fourth appearance in the majors, gave up three ...