UnitedHealth Group announced an executive swap amid a turbulent era for the company that included its CEO being killed and earnings falling below expectations.

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Health-care companies fell as traders continued to flee the health-insurance subsector. UnitedHealth Group's woes continued, with shares of the largest insurer by enrollees losing 5% to bring its ...

Wal-Mart de Mexico Chief Executive Ignacio Caride has resigned from his roles and as a board member, the company said.