Freddie Freeman extended his hitting streak to 19 games, capping a four-hit game with an eighth-inning homer, and the Los Angeles Dodgers beat the Washington Nationals 9-3 on Tuesday night. J.D. Martinez homered and drove in three runs, and Jason Heyward also went deep. Los Angeles has won 13 of 14 at Dodger Stadium since late April. Keibert Ruiz homered and Lane Thomas had two hits to extend his hitting streak to a career-best 15 games for the Nationals. Thomas has reached base in a career-high 26 straight games. Freeman, who is second in the majors with a .344 batting average, had a solo shot to complete a three-run eighth inning. Tony Gonsolin (3-1) allowed one run and three hits in six innings.