Stocks Fall as Energy Shares, J J Weigh  NEW YORK (Reuters) - Stocks slipped on Tuesday as a sharp  drop in oil prices hurt energy shares and health-care company  Johnson   Johnson &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=JNJ.N target=/stocks/quickinfo/fullquote"&gt;JNJ.N&lt;/A&gt; fell following a report of a possible  \$24 billion takeover of Guidant Corp. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=GDT.N target=/stocks/quickinfo/fullquote"&gt;GDT.N&lt;/A&gt;.