Investigators to examine second black box from MH17

Air investigators are to examine a second black box which was recovered from flight MH17 today.

The data could reveal if the pilots were aware of a missile coming towards the plane and what happened in the last few seconds of the flight if they were able to speak.

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Monitors arrive by helicopter at plane crash scene

Pro-Russian separatists said they welcomed international and Ukrainian experts coming to the site of the downed Malaysian airliner, denying reports they were preventing a search and rescue mission.

The Organization for Security and Cooperation in Europe (OSCE), a security and rights body, later said about 30 of its staff had arrived at the scene by helicopter.

A spokesman for the OSCE in Geneva said a "contact group" of diplomats from the body, Russia and Ukraine had met and spoken with separatist leaders by video link earlier.

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