Fields has technically been vying for ... a necessity in the car business. "There is much more to Mark than his critics have given him credit for," says one Ford high-ranking executive.

Mulally says that he has "nothing left to teach or talk to Mark about." At this point, it's not clear who will replace Fields as COO ... one of the most successful business turnarounds in history ...

Mark Fields, former Ford and Hertz CEO, joins CNBC's 'Squawk on the Street' to break down how tariffs may impact the auto industry, how auto companies are strategizing for tariffs, and more.

Ford has fired its CEO Mark Fields, in a push to boost share prices and improve the business’ performance. An official announcement is set to be made soon, but an insider has told Forbes that ...