The Duke WordPress system was successfully upgraded to version 3.8.1 this morning (Saturday, March 8).
Please note that the TweetBlender plugin has been removed, and we have added Really Simple Twitter Feed Widget as a replacement.
Thanks for your patience as we performed this important maintenance, and please submit your suggestions for future improvements through our Feature Request Form: https://sites.duke.edu/feature-request-form. Any feature suggestions received by May 1, 2014, will be considered for our next maintenance window in July 2014.