Utilize the input text as a context reference, choose the right relationship between Wolf Blitzer and CNN 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.

President Barack Obama called for greater regulation of drones, CNN anchor Wolf Blitzer brought up the specter of al Qaeda-manned drones, and the drone-maker itself installed a firmware update that prevents its drones from flying near the White House.

Answer: employer