AmTrust Financial to buy workers-compensation manager <A HREF="http://yahoo.reuters.com/news/articlehybrid.aspx?storyID=urn:newsml:reuters.com:20070625:MTFH61937_2007-06-25_13-55-25_WNAS4643&type=comktNews&rpc=44" target="_blank">http://yahoo.reuters.com/news/articlehybrid.aspx?storyID=urn:newsml:reuters.com:20070625:MTFH61937_2...</A>