A Greater Manchester Police spokesman said:
At approximately 10.45pm last night two GMP officers had stopped another car.
When they got out to speak to the occupants it was driven into them.
The vehicle then left the scene.
One of the officers has some broken bones and the other has a fractured skull.
They are in a stable condition in hospital.
More top news
At least 26 people are thought to have died in the unrest.
Archaeologists responsible for recent discoveries in the World Heritage Site say the proposals are a ‘sad and retrograde step’.
Senior union officials warn a combination of large scale operations and cuts are creating a “huge drain” on resources.