OPINION

Spotlight takes toll on first lady's staff

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Less than three years into the job, first lady Michelle Obama is on her third chief of staff and third social secretary. She is on her second communications director, the White House chief usher recently departed, and her press secretary’s last day is Friday.

The turnover, greater than under recent first ladies, underscores the pressure and high expectations of working in an operation known for its polish and discipline. A crucial political asset to her husband and his administration, Michelle Obama has enjoyed consistently high job approval ratings because of charm, activism — and by avoiding mistakes and controversy.

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