Utilize the input text as a context reference, choose the right relationship between Minnesota Vikings and Minnesota 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.

Mortenson Co. and the Minnesota Sports Facilities Authority are at odds over $15 million in change orders linked to the Minnesota Vikings stadium project, under construction in downtown Minneapolis.

Answer: headquarters_location