One day after Queen Elizabeth honored her beloved late husband Prince Philip at a poignant memorial service at Westminster Abbey, she's now marking another somber day.  On March 30, 2002, Queen Elizabeth, the Queen Mother — the mother of Queen Elizabeth II and Princess Margaret — died peacefully in her sleep at the age of 101. The Queen, who shared a very close relationship with her mother, honored her with a special tribute on Wednesday.  "Today marks 20 years since the death of Queen Elizabeth The Queen Mother," a statement read on the Queen's official Royal Family Twitter account.  "Her Majesty inspired great affection from the public, which her daughter The Queen spoke of as, 'the sp ...