Inside the Brussels attacks: Shocking video footage captures carnage (VIDEOS, GRAPHIC)
Video from inside Zaventem Airport shows the aftermath of the explosions at a check-in desk which killed at least 13 people. (WARNING: GRAPHIC)
Other footage filmed at the scene shows people fleeing the airport as heavy smoke billows into the sky following the explosions. Soon afterward, seriously wounded people were carried away from outside the airport for treatment. (WARNING: VERY STRONG LANGUAGE.)
An eyewitness stranded inside Maelbeek Metro station captured the frightening scenes of passengers being evacuated from a dark underground tunnel.
The injured were treated by emergency services outside Maelbeek station, as terrified people turned to each other for comfort.