Contracting troubles have forced the University to delay the opening of its new multimillion dollar science library. Nassau Hall recently terminated its relationship with the project's contractor and hired a new one, raising questions about why the change was made and what its financial impact on the University may be.<br><br><a href='http://www.dailyprincetonian.com/archives/2006/12/01/news/16813.shtml&#039; target='_blank'>http://www.dailyprincetonian.com/archives/2006/12/01/news/16813.shtml&lt;/a&gt;&lt;br&gt;&lt;br>