A gunman opened fire at a busy shopping mall in Munich on Friday evening, killing nine people and injuring 20 others in what police were investigating as a possible act of terrorism.
Police sealed off parts of the city, Germany’s third-largest, for hours and pleaded with its 1.4 million residents to remain indoors as they attempted to determine who was responsible for the attack.
The transit system was shut down, sirens wailed and helicopters clattered overhead as local authorities declared a state of emergency.
Witnesses reported seeing as many as three shooters in and around the Olympia shopping center. But police said they had found the...