By Paul Lienert DETROIT (Reuters) – Ford Motor Co is stepping up plans to extensively electrify its Lincoln brand in North America, as it prepares to introduce at least five new battery-powered Lincoln sport utility vehicles through 2026, three people familiar with the plans told Reuters. Included are battery-electric models that will replace or supplement the Lincoln Corsair, Nautilus, Aviator and Navigator, said the sources, who asked not to be identified. The strategy to electrify Lincoln is a key element of Ford’s planned $30 billion investment in EVs and batteries through 2030. Ford annou…