DETROIT – Ford Motor will expand production of its large Super Duty trucks to a Canadian plant that was previously set to be converted into an all-electric vehicle hub.The new plans include investing about $3 billion to expand Super Duty production, including$2.3 billion at Ford's Oakville Assembly Complex in Ontario, Canada, Ford said Thursday. The remaining investment will be used to increase production at supporting facilities in the U.S. and Canada, the company said.Ford currently produces Super Duty t ...