Marsh CEO Says Probe Near End  NEW YORK (Reuters) - Marsh   McLennan Cos. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=MMC.N target=/stocks/quickinfo/fullquote"&gt;MMC.N&lt;/A&gt; will  wrap up its probe into its business practices by early January  and set aside more than the \$232 million allocated for legal  costs last month to settle bid-rigging claims, Chief Executive  Michael Cherkasky said.