US auto workers' union boss says strikes will continue in bid for better offers from companies
By Tom Krisher & David Koenig
UAW presses Detroit automakers for better offer, threatens more walkouts
By Joseph White & Ben Klayman
UAW says 'more to be won' despite record offers from automakers; declines to expand strikes
By Michael Wayland & John Rosevear
United Auto Workers president to striking workers: ‘There’s more to be won’
By Chris Isidore & Vanessa Yurkevich