Añade un argumento en tu idiomaChristopher Tauling, a U.N. official, is leading an effort to warn the authorities worldwide that a bacterial weapon is at the ready to wipe out most of mankind.Christopher Tauling, a U.N. official, is leading an effort to warn the authorities worldwide that a bacterial weapon is at the ready to wipe out most of mankind.Christopher Tauling, a U.N. official, is leading an effort to warn the authorities worldwide that a bacterial weapon is at the ready to wipe out most of mankind.