Migrants stranded in Croatia are making renewed efforts to head north despite moves by Slovenia and Hungary to hold them back.
Around 2,000 refugees have arrived at Austria's border from Hungary, and the numbers could more than double through the day, Austrian police say.
Migrants stranded in Croatia are making renewed efforts to head north despite moves by Slovenia and Hungary to hold them back.
Around 2,000 refugees have arrived at Austria's border from Hungary, and the numbers could more than double through the day, Austrian police say.