Two passenger trains have collided in the German state of Bavaria, with reports saying several people have been seriously injured.

The crash happened at Bad Aibling, a spa town about 60km (37 miles) south-east of Munich.

One of the trains was derailed in the crash and several carriages were overturned, German media reported.

It is believed the trains collided head-on. Emergency services are at the scene.

Several hurt as trains collide in Germany - BBC News