(Bloomberg) -- The fragile US-Iran ceasefire held Tuesday morning after a day of clashes involving shipping in the Strait of Hormuz and missile attacks against the United Arab Emirates.Most Read from BloombergUS Has Opened a Passage Through Hormuz, Central Command SaysUS and Iran Trade Fire in Gulf, Jolting Four-Week-Old TruceChina’s Rare Sanctions Pushback Leaves Banks Caught in CrossfireFormer NYC Mayor Giuliani in Critical Condition, Trump SaysBeijing Tells China Firms to Ignore US Sanctions