Migrants stranded in Croatia are making renewed efforts to head north despite moves by Slovenia and Hungary to hold them back.

Migrants flooding into Croatia will be "moved on", PM Zoran Milanovic has warned, adding that his country cannot become a "migrant hotspot".

Croatia closes seven of its eight road border crossings with Serbia following a huge influx of migrants.

The flow of migrants through the Balkans picks up again with thousands entering Croatia, and the number doubling in a day for Germany.

Hungarian riot police fire tear gas and water cannon to force back migrants who broke through gates at the now closed Serbia-Hungary border.