Chinese President Xi Jinping and Russian President Vladimir Putin have been overheard discussing organ transplants as a means of prolonging life on the sidelines of a military parade in Beijing. Putin suggested even eternal life could be achievable as a result of innovations in biotechnology, according to a translation of remarks caught on a hot mic. -snip- The exchange was relayed by a Mandarin translator for Putin and a Russian translator for Xi, and has been translated into English by the BBC. "In the past, it used to be rare for someone to be older than 70 and these days...