The big man has given Portland a true rim protector and the team is very high on his overall upside moving forward.However, in NBA.com's latest rookie ladder, Clingan was nowhere to be seen. The big man was left off the top-10 list which is a bit of a surprise considering how well he has been playing.

Trail Blazers rookie center Donovan Clingan will miss at least two weeks with a knee injury sustained over the weekend.

The Portland Trail Blazers have been a historically injury-ravaged team; their centers, in particular, have had a penchant for picking up serious injuries. This season alone, the Blazers’ frontcourt depth is already being tested,