A day after practicing with the team, Jaromir Jagr had his jersey retired by the Pittsburgh Penguins. Jagr's number 68 was raised to the rafters at PPG Paints Arena shortly before the Penguins took on the Los Angeles Kings. The full Celebrate 68 ceremony was streamed live on the Penguins YouTube channel. https://www.youtube.com/watch?v=o9VBIBx4ctQ&ab channel=PittsburghPenguins Jagr, who…