In a stark warning, JPMorgan Chase CEO Jamie Dimon called out America's internal dysfunction as its greatest threat, dubbing it "the enemy within." He criticized widespread mismanagement in state and local governments, particularly pension systems, as a critical issue. Dimon urged the U.S. to get its "act together" to preserve its military and economic dominance, warning that failure to act could to cost the dollar its reserve currency status in the coming decades.