Link to the live Kattack Tracking for the Florida 300http://kws.kattack.com/WPlayer/WPosDisplay.aspx?FeedID=1642
Racing starts today! Tuesday, May 2nd at 10 am EDT (2pm UTC)
Check the SSPUSA website and Facebook page for more info.
There are links to the tracking and to the mail list signup at the very top of the site.