'Terrorists entered a terminal with explosives, this is a colossal security failure'
Brussels attacks stir global debate over airport security; former security chief at Ben Gurion Airport criticizes security at Brussels airport.
People wrapped in blankets leave the scene of explosions at Zaventem airport near Brussels, Belgium, March 22, 2016. (photo credit: REUTERS)ByVICTORIA BRYAN, TIM HEPHER/REUTERS