Air Force Chief of Staff Gen. Mark Welsh said this week he is confident the service will have enough F-35 maintainers to meet the Joint Strike Fighter's initial operational capability requirement in 2016 -- despite past concerns that retaining the A-10 Warthog fleet would make the target unreachable. The Air Force in November expressed concern about an F-35 maintainer shortage should Congress deny the service's fiscal year 2015 budget proposal to divest the A-10 fleet. The Air Force had planned...