NEW YORK: Global stocks clung to record highs on Monday (Jun 1) as strong corporate results, fueled in part by artificial intelligence optimism , outweighed investor concerns over escalating US-Iran tensions that have pushed oil prices higher. The United States said it struck Iranian military sites during the weekend, and Iran's Revolutionary Guards said on Monday it had targeted a US base in response. Iranian news agency Tasnim said Iran is halting indirect negotiations with the United States