A specialist bomb squad has been scrambled to the Swedish city of Gothenburg after an explosion, just 24 hours after a suspected car bomb rocked Stockholm. The incident occurred in the stairwell of an apartment block just after 10 pm on Friday evening, Göteborgs-Posten reports. “I thought it was another country that has come to attack. I thought it was a war…” said one witness. Authorities suspect the blast was caused by an “attack” involving some form of homemade device, and the National Guard and a police bomb squad were called to the scene. “We suspect that there are some...