More than a decade after the fiscal year 2013 sequestration, the Air Force's foundational accounts are still recovering from negative impacts to readiness, modernization and operations and maintenance. One of the largest lingering challenges to date? Aircraft availability, Air Force acquisition head Andrew Hunter told Inside Defense in an exit interview this week. “We have real aircraft availability challenges,” Hunter said at the Pentagon Wednesday. “I don’t like the trend line.” The 2013 sequestration spanned about eight years and...