The struggling F-35 Joint Strike Fighter program is at the top of mind for several House Armed Services Committee members, who have introduced a number of amendments meant to check rising aircraft sustainment costs and accelerate long-delayed software modernization. One proposed piece of legislation, from tactical air and land forces subcommittee Chairman Rob Wittman (R-VA), would require the defense secretary to provide a report annually for the next five years to the congressional defense committees about steps the Pentagon is...