U.S. lawmakers sent a letter to President Joe Biden, Secretary of State Antony Blinken and Special Presidential Envoy for Hostage Affairs Roger Carstens on Tuesday, urging them to take immediate action to bring Binance executive ​​Tigran Gambaryan home from detention in Nigeria.

Chairman of the House Foreign Affairs Committee Michael McCaul (R-TX) and 15 other Members of Congress signed the letter, urgently requesting that the case be treated as a hostage situation. They claimed Gambaryan, a U.S. citizen, has been refused adequate health care in prison amid a three-month detainment marked by “excessive and harsh treatment.”

“Mr. Gambaryan’s health and well-being are in danger, and we fear for his life. Immediate action is essential to ensure his safety and preserve his life. We must act …