Ordgar was clearly cut down while fighting an Orc he encountered, but the Orc appears to be mortally wounded.
Ordgar is dead, and his killer lies mortally wounded near him.
Dunward warned Hildith of the danger in riding out alone, and the warning was just. Ordgar is the most recent of many deaths upon the plains of the Westfold of late.
The Orc that slew Ordgar lies next to him, north of Grimslade in the Westfold.
You should speak with the dying Orc.
You have avenged Ordgar, whose death was needless. Fewer Orcs now haunt the Westfold.