Every team reports to training camp with a high degree of optimism.
Some teams have legitimate hopes of raising the Stanley Cup at the end of the season. Others are just hoping to make the playoffs. Some teams are just looking for improvement.
Progress is the watchword in training camp and the preseason. But it is almost never a steady, uphill climb. It comes in fits and starts, and sometimes there are regressions.
Those moments are disappointing, but the best teams will find a way to overcome those problems as the year moves along.
Here are the most notable disappointments in this year's preseason.