Despite a strong second-quarter earnings record, RTX this morning disclosed its Pratt & Whitney business unit found a rare condition in the powdered metal used to manufacture certain engines that would require an accelerated fleet inspection. “It is important to know that we understand the issue, and we have begun to address it through an inspection protocol that we already have in place,” Gregory Hayes, RTX chairman, said during the second-quarter earnings call. RTX (formerly Raytheon Technologies) plans to remove...