text: Margaret Thatcher 'Distressed' About Son's Arrest  LONDON (Reuters) - Former British Prime Minister Margaret  Thatcher is "distressed" about her son's arrest in South Africa  on suspicion of involvement in a coup plot in oil-rich  Equatorial Guinea, a spokesman said Thursday.
inputs: Margaret Thatcher 'Distressed' About Son's Arrest  LONDON (Reuters) - Former British Prime Minister Margaret  Thatcher is "distressed" about her son's arrest in South Africa  on suspicion of involvement in a coup plot in oil-rich  Equatorial Guinea, a spokesman said Thursday.