Lookouts
Brussels—A sniper and an observer from the police special forces keep watch from a balcony near the Grand Place, the central square in Brussels, on November 20, after authorities imposed a lockdown on the capital while they conducted a massive manhunt for suspects involved in the November 13 attacks in Paris. Schools, shops, public transportation and restaurants were closed for several days, and police arrested 21 people as part of a sweeping counterterrorism operation. The chief target of the raids was Salah Abdesalam, who authorities believe took part in the Paris attacks and who was still at large nearly a week later.…