The Marine Corps recently completed the final milestone to declaring the F-35B Joint Strike Fighter operational, according to a service spokesman. On July 20, the service wrapped up its operational readiness inspection, which consisted of a team of F-35 experts assessing whether Marine Fighter Attack Squadron-121 is ready for initial operational capability, Marine Corps spokesman Maj. Paul Greenberg wrote in a July 21 email to InsideDefense.com . The inspection consisted of several key components: academics for both pilots and maintainers;...