AP - The University of North Alabama says it has suspended an employee who is suspected of sending a threatening letter containing white powder that prompted the evacuation of a campus building.<p><strong>Read more:</strong> <a class="rssreadon" rel="external" title="Ala. university suspends staffer over letter scare   (AP)" href="http://us.rd.yahoo.com/dailynews/rss/education/*http%3A//news.yahoo.com/s/ap/20110304/ap_on_re_us/us_suspicious_letter_university" target="_blank">http://us.rd.yahoo.com/dailynews/rss/education/*http%3A//news.yahoo.com/s/ap/20110304/ap_on_re_us/us_suspicious_letter_university</a></p>