OSCE workers inspect MH17 crash site

The transcript discusses the challenges faced by OSC monitors at a site controlled by separatists. Despite being present daily, the monitors express frustration over limited access and inability to perform necessary tasks. The site is heavily guarded, and the monitors aim to establish a secure passage for investigators. However, no investigators have arrived yet, and emergency workers are handling the wreckage. The situation highlights the need for proper investigation and the obstacles in achieving it.

What is the role of the initial monitors at the site?

Why is it considered extraordinary that no investigators have been present at the site?