Margaret Trudeau holds her second son, Alexandre Emmanuel Trudeau, born December 25, 1973.  Nicknamed Sacha, the baby was the second child born on Christmas Day to Margaret and Prime Minister Pierre Trudeau.  The first, Justin, was born December 25, 1971.  Photo: Cavouk/CP Wirephoto/Argenta Images

Margaret Trudeau holds her second son, Alexandre Emmanuel Trudeau, born December 25, 1973.  Nicknamed Sacha, the baby was the second child born on Christmas Day to Margaret and Prime Minister Pierre Trudeau.  The first, Justin, was born December 25, 1971.  Photo: Cavouk/CP Wirephoto/Argenta Images