[US state attorneys general urge Biden to help release Binance executives detained in Nigeria] Golden Finance reported that 18 US state attorneys general are urging President Joe Biden to help release Binance executive Tigran Gambaryan detained in Nigeria. They asked President Biden to designate Tigran Gambaryan as a hostage under the Robert Levinson Hostage Rescue and Hostage Taking Accountability Act. In a joint letter published on October 18, the attorneys general raised concerns about Gambaryan's deteriorating health and illegal detention in Nigeria.