WASHINGTON (AP) — A congressional subcommittee on Thursday held a roundtable discussion on the potential of artificial intelligence , which took a turn toward the existential as each lawmaker aired their anxieties about the rapidly evolving technology . Rep. James Walkinshaw, D-Va., expressed alarm that federal workers may be using AI chatbots to handle sensitive government data. Rep. William Timmons, R-S.C., asked whether it should be illegal for AI systems to use someone’s likeness to create