Binance CEO Richard Teng says his team has been working “across the clock” to bring Tigran Gambaryan home to the United States as the exec’s health declines by the day. “We have appealed to the Nigerian government repeatedly to release Tigran […] so that he can go home and get the proper medical treatment that he needs.” “There’s no need to hold our staff. He’s held unjustly, unfairly,” Teng told Cointelegraph at the TOKEN2049 conference in Singapore on Sept. 19. “It is distressing for all of us,” said Teng. “Especially for the families. For us at Binance, this is a top priority for us. We hav…