A $2.3 billion proposal to improve critical naval infrastructure at the nation's four public shipyards is part of the Defense Department's $14.7 billion request for military construction projects in fiscal year 2024. “The shipyard infrastructure optimization program is critical,” Navy Vice Adm. Ricky Williamson, deputy chief of naval operations for fleet readiness and logistics, told a Senate subcommittee Wednesday. The dollars will help to modernize outdated shipyard infrastructure, deliver dry dock repairs and reinvest in industrial equipment with new technology,...