Stand-in president for Ukraine
A temporary president has been appointed in Ukraine, following months of protests in the country.
President Viktor Yanukovych was forced out of power on Saturday. A warrant has now been issued for his arrest.
The stand-in leader, Olexander Turchynov, says he wants to strengthen the country's relationship with Europe.
Politicians are meeting to start working on a new government. They've got until Tuesday to do so.
Here's Nel to explain what's been going on.