Earnings Miss Dents Manulife Financial  TORONTO (Reuters) - Shares of Manulife Financial Corp.  &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=MFC.TO target=/stocks/quickinfo/fullquote"&gt;MFC.TO&lt;/A&gt; fell on Friday, a day after Canada's biggest insurer  posted third-quarter results that fell short of expectations.