* YAHOO stock plummets. <br />* SPRINT may spin off NEXTEL. <br />* GOOGLE wants VERIZON to agree to open source spectrum. <br />* T-MOBILE launches 3G in NYC. <br />* MICROSOFT's ZUNE gets update. <br /><br />Read more at <a class="link" rel="nofollow" href="http://www.ShellyPalmer.com">http://www.ShellyPalmer.com</a>