- Cologne defuses WW2 bombs after 20,000 evacuated in German city BBC
- WWII bombs found in European city force massive evacuation operation Fox News
- German city evacuates 20,000 after unexploded World War II bombs are found The Washington Post
- 3 World War II bombs are defused in a German city’s biggest postwar evacuation NPR
- Bombs, landmines, ammunition — the deadly legacy of war DW