Mohamed Abrini was arrested in the borough of Anderlecht, in Brussels, next to the western district of Molenbeek, while two other suspects were detained at the same time as Abrini, and two further arrests made in an undisclosed location in Brussels.
Belgian police continued with the search for suspects in Brussels attack on Saturday, as a series of raids and arrests revealed more links with the November Paris killings and a new French plot.
"Raghavendran Ganesh -- We have tracked his last call in Brussels. He was travelling in the metro rail," Swaraj said in a tweet.
Paris attacks suspect Mohamed Abrini was charged on Saturday with "terrorist murders" and confessed he was the man in the hat seen with the suicide bombers at Brussels airport.