<p>Valérie Trierweiler has been quiet since losing her role as France's first lady earlier this year. A tweet from her now is causing a storm as former partner François Hollande visits Mexico. Her tweet draws attention to a custody battle involving Frenchwoman Maude Versini and one of Mexico’s most powerful politicians Arturo Montiel. Trierweiler urges Hollande to act. However, the case is sensitive - Montiel is the Mexican president's uncle. </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
