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Migrants break through Croatian police lines at Tovarnik Migrants break through Croatian police lines at Tovarnik
(35 minutes later)
Crowds of migrants crossing from Serbia have broken through riot police lines on the Croatian border at Tovarnik. Amid chaotic scenes in Croatia, crowds of migrants briefly broke through riot police lines at the border with Serbia.
Croatia is struggling to deal with at least 6,000 arrivals since Wednesday morning after Hungary closed its border with Serbia, blocking the previous route into the European Union. People waiting for hours in blazing heat at Tavornik grew frustrated, though the situation is quieter now.
Croatian officials say migrants must apply for asylum there or be treated as illegal immigrants. Croatia is struggling to deal with at least 7,300 arrivals since Wednesday morning after Hungary closed its border with Serbia, blocking the previous route into the European Union.
EU leaders will hold an emergency summit next week to discuss the crisis.EU leaders will hold an emergency summit next week to discuss the crisis.
There were chaotic scenes at Tovarnik as riot police tried to hold back hundreds of migrants, angry at waiting for hours in intense heat for transport on from the border. Croatian officials say migrants must apply for asylum there or be treated as illegal immigrants.
Groups of people broke through police lines, with women and children knocked over in the melee. The BBC's Fergal Keane, in Tavornik, said the trouble began when people began pushing at police to get through.
In the baking heat, crowds of migrants chanted "we want to go". Riot police were trying to hold back several thousand migrants who had crossed from Serbia.
Correspondents say police are helping children and other vulnerable people to get through. There was mayhem as Croatian police tried to restore order, with children screaming, women crying and people knocked over, our correspondent adds.
Many of the people are exhausted with supplies of food and water running low. The crowds, who were chanting "we want to go", had gathered in the baking heat to wait for transport on from the border.
The BBC's Lyse Doucet, at Tovarnik station, says the crowds there - many of them Iranian, Iraqi or Syrian - are angry and frustrated, demanding to know when transport will arrive. Croatian police eventually gave way under pressure. Many of the migrants said they intended to walk to Slovenia.
On Wednesday, hundreds were involved in clashes at the Hungary-Serbia border. Many of the migrants are exhausted with supplies of food and water running low.
Croatia is part of the European Union but is not part of the borderless Schengen area.
The interior minister said Croatia would not be able to take any more migrants.
On Wednesday, hundreds were involved in clashes at the Hungary-Serbia border after Hungarian authorities used water cannon and tear gas to stop migrants forcing their way through.
Separately on Thursday, European Council President Donald Tusk announced that European leaders would meet on 23 September.
The European Parliament voted to back plans for the mandatory relocation of 120,000 refugees around the EU, but interior ministers from EU countries have not so far been able to reach agreement on the plan.
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Croatia said it would allow migrants to travel into northern Europe, but officials in Slovenia - which borders Croatia to the north - have said they would tighten their border security and would stick to rules which require asylum-seekers to register on arrival.
Slovenia, like Hungary, is an entry point to the Schengen zone, which normally allows people to travel between member countries without restrictions.
In other developments: