Jeffrey is scoreless in six games this season, but he still might be dealing with the effects of March surgery to repair torn ligaments in his right knee.
Bylsma told the Pittsburgh Tribune-Review that the conditioning assignment was not performance based; rather, it's because Jeffrey needed to get into game situations that weren't available when the Penguins were a fully healthy team.
That group is not satisfied until we win a Stanley Cup. When we do win that Stanley Cup, I don't think we'll be satisfied then either. We're going to want another one. We have the group to do it. We have all the pieces. We just need to put them together.
— Ducks forward Ryan Kesler after signing a six-year extension with Anaheim this past July