A Swedish investigation into the Nord Stream pipeline leaks in the Baltic Sea claims to have confirmed that “detonations” caused the explosions that damaged the pipelines last week. According to the Swedish Security Service, a preliminary investigation “strengthened the suspicions of serious sabotage”, The Associated Press reported, adding that Swedish authorities have seized evidence from the scene to investigate further. Four leaks, two in each of the Nord Stream 1 and 2 pipelines, were discovered last week…