Estonia closes the border at night.
The border is open during the day.
Russia is causing problems at the border.
Estonia is closing the border at night for three months.
This will help secure the border better.
The Prime Minister says Russia is behaving badly.
The Interior Minister says more guards are needed at the border.
There are fewer border crossings than before.
Many people cross the border.
Most are EU citizens.
Many are Russian citizens.