LOS ANGELES/ WASHINGTON: Dozens of rights groups are demanding a crackdown on an artificial intelligence system used to eavesdrop on US prisoners’ phone calls, after a Thomson Reuters Foundation investigation highlighted the risk of rights violations. Documents from eight US states showed prison and jail authorities were using surveillance software called Verus, which scans for key words and leverages Amazon’s voice-to-text transcription service, to monitor prisoners’ phone calls. California-bas