Analyze the relationship between 'Martin Shkreli' and 'Turing Pharmaceuticals' within the context of the input sentence.
Options: business division, employer, position held, parent organization

News (Other OTC: NWSAL - news ) headlines proclaimed Turing Pharmaceuticals CEO Martin Shkreli the "most hated man in America," and he soon vowed to roll back the price, but did not say by how much.
employer