100 police officers involved in these terror raids per one source.
Spanish police raid Barcelona cell suspected of plotting terror attack
AFP 15 January 2019
Spanish police launched a counter-terrorism operation in Barcelona and a nearby city on Tuesday against a cell suspected of plotting an attack, a police spokesman said.
Two people had been arrested in Barcelona and Igualada, 60 kilometres (40 miles) west of the Catalan capital, as part of the raid, the spokesman for Catalonia's police force, the Mossos d'Esquadra, told AFP. Further arrests were expected, he added.
"The goal (of the cell) was to attack but we are still investigating which places may have been targeted," the spokesman said.
Read more at: https://www.thelocal.es/20190115/spanish-police-raid-barcelona-cell-suspected-of-plotting-attack
Busted in Barcelona.