Migrants expressed their dismay and sense of betrayal on Wednesday over Italy's decision last week to release a Libyan policeman wanted by the International Criminal Court (ICC) for war crimes and human rights abuses and allow him to return home.

Italian Prime Minister Giorgia Meloni has been placed under investigation over a government decision to release a Libyan police officer wanted by the International Criminal Court (ICC). Here is the background to the case and a look at what might happen next.

Italian Prime Minister Giorgia Meloni says she has been placed under judicial investigation over Italy's surprise release of a Libyan citizen who had been wanted for war crimes by the International Criminal Court (ICC).