New Delhi, June 29 -- The fragile calm in West Asia has been shattered by fresh US-Iran strikes, clouding the outlook for global oil markets and Indian refiners after last week's easing in crude prices. The latest exchange began after Washington alleged that Iran had targeted another commercial vessel in the Strait of Hormuz. US central command responded with fresh strikes on Iranian military targets on Saturday, following which Iran's Islamic Revolutionary Guard Corps (IRGC) attacked US military installations in Kuwait and Bahrain. Indian refiners, meanwhile, are taking a cautious wait-and-watch approach despite tanker traffic through the Strait of Hormuz beginning to recover and the US temporarily waiving sanctions on Iran until August 21...