WASHINGTON (AP) Jon Jay hit a go-ahead two-run double during a three-run ninth-inning rally against Blake Treinen, lifting the Chicago Cubs over the Washington Nationals 5-4 on Thursday.
Tommy La Stella drove in a run with a two-out single against Treinen (0-2), and Jay followed with a hit to right-center that brought home Javier Baez and La Stella.
Wade Davis struck out two in a perfect ninth for his 16th save after Felix Pena (1-0) worked the eighth.
Rookie Jeimer Candelario, who started for the injured Kris Bryant at third base, broke a 1-1 tie in the seventh by launching his first career homer off starter Joe Ross.