Robertson swept Shiprock 5-3 and 3-1 to open its baseball slate on a mild Saturday afternoon at the borrowed Brandt Park.
The Cardinals are 2-0 under Kenneth Sandoval.
Robertson struck early in game one, plating its first three batters for a 3-0 advantage. Isaiah Baca, Keanu Baca and
Colin Pedro staked the Redbirds to the lead.
Austen King’s run in the sixth put an exclamation point on the win to answer a Chieftain rally.
Isaiah Baca went 2 for 4 to pace the RHS offense. Nathan Archuleta had two runs batted in.