The palace could not immediately be reached for comment.
The palace could not immediately be reached for comment.
The attacks come just days after the main suspect in the Nov. 13 Paris attacks was arrested in Brussels on Friday.
The company says Tuesday the system was put in use within hours of the three explosions at the Brussels airport and a metro station.
He called for concerted efforts by the international community to work at eradicating all forms of terrorism
Two Jet Airways flights, one from New Delhi and the other from Mumbai, had landed at Brussels around the time of the blast.
"Today is a black day for #Europe. The horrible events in #Brussels affect us all. We are steadfastly at the Belgians' side," German Justice Minister Heiko Maas said on Twitter.
Belgium has now raised its terror threat to its highest level.
"The safety of our passengers, crew and staff is always our top priority and will not be compromised."
At this time passengers are unable to access the departure terminal which has been closed due to this incident.