![Merck chief executive Kenneth Frazier to retire](https://cdn.newsserve.net/ONPglobe256.png)
Merck chief executive Kenneth Frazier to retire
Executive vice-president Robert Davis to take the helm at US drugmaker this summer
Full Article
Executive vice-president Robert Davis to take the helm at US drugmaker this summer
Full ArticleMerck chief executive Ken Frazier is just one of four black executives leading a major US company.