Explosions have been heard at Brussels Airport, leaving several wounded.
Witnesses said the blast happened shortly before 8am local time (7am GMT) in the departure hall opposite the Sheraton Hotel, RTBF reported.
The site is also near the check-in desk for American Airlines.
A Sky News journalist who was checking in at the time said he heard two “very large” explosions before being moved away from the area and that speculation of a terror attack was spreading.
The airport, which was being evacuated, has been closed to all departures and arrivals as investigations continue. Rail services have been suspended.
— SindhLeaks (@Sindhleak) March 22, 2016
Photos showed passengers running from the terminal building as smoke poured through smashed windows.
The cause of the reported blasts has not been confirmed and police could not immediately be reached for a comment.
A spokesperson for Brussels Airport said: “There have been two explosions at the airport. Building is being evacuated. Don’t come to the airport area.”
Brussles has been on the highest level of terror alert since November’s Paris attacks and has seen several operations in recent weeks linked to the hunt for Salah Abdeslam, who was caught on Friday.