Boeing Wins \$928 Mln Missile Defense Deal  WASHINGTON (Reuters) - Chicago-based Boeing Co. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=BA.N target=/stocks/quickinfo/fullquote"&gt;BA.N&lt;/A&gt; has  won a \$928 million contract to field the ground-based midcourse  defense part of a planned U.S. missile defense shield, the  Pentagon announced on Monday.