Sir Winston Churchill accompanied by Lady Churchill , arrived on the Cote d ' Azur yesterday , where he is seen embarking on the yacht of Aristotle Onassis , The Christina , anchored in the port of Monaco . Left to right Miss Onassis greets Sir Winston Churchill at his arrival on board , Aristotle Onassis ( Lady Churchill is hidden by Mr Onassis ) and to the extreme right M Murray , Sir Winston ' s bodyguard