The line the Rangers used the most this season at even strength, via Left Wing Lock, was Stepan and Callahan with Carl Hagelin. Stepan with Callahan and Rick Nash was the line used fourth most this season.
Callahan, according to Hockey Analysis, had 17 of his 20 even strength points with Stepan.
Other Rangers expected to play in the Olympics are Ryan McDonagh (USA), Henrik Lundqvist and Carl Hagelin (SWE), Rick Nash and Marc Staal (CAN), Mats Zuccarello (NOR)
Potential Olympians include Oscar Lindberg, invited to the Swedish camp, and Dan Girardi (CAN).
The official Olympic announcement is expected to come today or tomorrow.