<p>The bidding war over the French engineering firm Alstom is heating up, as the company confirmed its board had backed a bid from General Electric to purchase its energy business. The deal isn't done yet though, and rival bidder Siemens has upped its offer in response. Also today: why slowing growth in new users joining Twitter has spooked investors.</p><br /><br />Visit our website:<br />http://www.france24.com<br /><br />Like us on Facebook:<br />https://www.facebook.com/FRANCE24.English<br /><br />Follow us on Twitter:<br />https://twitter.com/France24_en
