
German special police walk near the main train station in Cologne, Germany, October 15, 2018, after the train station was closed after hostage-taking. German police have caught a suspected hostage-taker at Cologne’s main train station and freed the hostage, police said on Twitter. (Photo/Agencies)

German special police walk near the main train station in Cologne, Germany, October 15, 2018, after the train station was closed after hostage-taking. German police have caught a suspected hostage-taker at Cologne’s main train station and freed the hostage, police said on Twitter. (Photo/Agencies)

German special police walk near the main train station in Cologne, Germany, October 15, 2018, after the train station was closed after hostage-taking. German police have caught a suspected hostage-taker at Cologne’s main train station and freed the hostage, police said on Twitter. (Photo/Agencies)

German special police walk near the main train station in Cologne, Germany, October 15, 2018, after the train station was closed after hostage-taking. German police have caught a suspected hostage-taker at Cologne’s main train station and freed the hostage, police said on Twitter. (Photo/Agencies)

Passengers wait outside the main train station in Cologne, Germany, October 15, 2018, after the train station was closed after hostage-taking. German police have caught a suspected hostage-taker at Cologne’s main train station and freed the hostage, police said on Twitter. (Photo/Agencies)