Overview

• A blast at the entrance of a restaurant in Köln-Kalk early on June 19 shattered windows and scattered outdoor furniture.
• The venue was empty when the device detonated and no one was injured.
• Witnesses reported seeing two men flee the scene moments after the explosion.
• Authorities have not yet established a motive or confirmed what triggered the device and remain unclear whether the individuals are suspects or witnesses.
• Police have appealed for public tips to trace the two men and uncover how the blast was set off, following a recent series of similar incidents in Germany.