<p>The Greek Prime Minister Alexis Tsipras has sent a letter to Angela Merkel outlining what he says is an "impossible" situation for his country's debts. The two leaders will meet in Berlin later to discuss the crisis in the country's finances. </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