Rockies look to end slide in matchup with the Nationals

Rockies look to end slide in matchup with the Nationals Washington Nationals (8-12, fourth in the NL East) vs. Colorado Rockies (3-16, fifth in the NL West) Denver; Sunday, 3:10 p.m. EDT PITCHING PROBABLES: Nationals: Jake Irvin (1-0, 3.91 ERA, 1.22 WHIP, 18 strikeouts); Rockies: Kyle Freeland…