Mass graves are being dug in the southern Philippines for the bodies of hundreds of victims of flash floods and landslides.<br /><br />It has been three days since floodwaters swept away parts of Mindanao and some neighbouring islands. <br /><br />Many areas remain underwater and bodies are still being found.<br /><br />Al Jazeera's Marga Ortigas reports from Cagayan de Oro - where most of those who were killed are from.
