GETTY Female migrants are selling sex to get into the UK, report states

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The confidential National Crime Agency (NCA) report contains on-the-ground findings from Unicef, which state that unaccompanied children in Calais are working in "near slave-like conditions" and that "sexual abuse appears to be commonplace". The findings of the report have been passed on to French authorities, who the NCA says are launching investigations.

We cannot directly intervene on French soil. However, we routinely share intelligence with law enforcement counterparts to target organised crime gangs and help potential victims National Crime Agency

The NCA, which is equivalent to the FBI in Britain, states: "We cannot directly intervene on French soil. "However, we routinely share intelligence with law enforcement counterparts to target organised crime gangs and help potential victims. "We continue to work together closely to identify vulnerable children in Calais who have family in the UK and are committed to bringing them to the UK quickly." The report was sent to Theresa May earlier this summer, when she was Foreign Secretary.

GETTY Child abuse is rife in the Calais jungle, the NCA states

The Prime Minister is due to attend a UN summit on the refugee crisis on Monday, at which world leaders are due to discuss how to address the crisis of the world's 65.3 million displaced people. Unaccompanied children are rife in Calais, with recently published Eurostat figures showing that of the 580,000 asylum claims logged by children in Europe since 2015, nearly 100,000 were by unaccompanied minors. With criminal gangs and smugglers rife in the Calais Jungle, the extent of exploitation is yet to be fully understood, the NCA states.

GETTY Unaccompanied children are said to be particularly vulnerable

13 pictures that will make you STOP and THINK Sun, February 5, 2017 Shocking pictures show the true devastation caused from the migrant crisis. Play slideshow REUTERS 1 of 13 A Turkish gendarmerie carries Aylan Kurdi's body after he drowned in a failed attempt to sail to the Greek island of Kos