Utilize the input text as a context reference, choose the right relationship between Gwynne Shotwell and President from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

James said SpaceX President Gwynne Shotwell called her after the accident to reassure her that the company was taking the incident seriously and was “going to get to the bottom of it.”
position_held