Summary No one has claimed responsibility for 2022 pipeline blasts Suspect used sailing yacht to carry out attack, prosecutors say Suspect arrested while holidaying with family on Adriatic coast Suspect was former Ukrainian officer, WSJ reports Ukraine has previously denied involvement BERLIN/MILAN, Aug 21 (Reuters) - A Ukrainian man was arrested at a holiday bungalow in Italy on suspicion of coordinating attacks on three Nord Stream gas pipelines in 2022, officials said on Thursday, a breakthrough in an episode that sharpened tensions between Russia and the West. Described by both Moscow and the West as an act of sabotage, the...