ROME, June 2 (Reuters) - MSC, the world's largest shipping group, said on Tuesday its Sariska V vessel was struck by two projectiles while in Iraq's Umm Qasr port on Monday, adding that all crew members were safe and unharmed.The company said Iran's Revolutionary Guard had claimed responsibility. MSC described the incident as an unprovoked attack on a neutral commercial carrier with no affiliation to the United States or Israel. ROME, June 2 (Reuters) - MSC, the world's largest shipping group, said on Tuesday its Sariska V vessel was struck by two projectiles while in Iraq's Umm Qasr port on Monday, adding that all crew members were safe and unharmed. The company said Iran's... [688 chars]