San Francisco 49ers offensive tackle John Theus (71) blocks Minnesota Vikings defensive lineman Tashawn Bower, left, during the second half of an NFL preseason football game Sunday, Aug. 27, 2017, in Minneapolis. The Vikings won 32-31.
San Francisco 49ers offensive tackle John Theus (71) blocks Minnesota Vikings defensive lineman Tashawn Bower, left, during the second half of an NFL preseason football game Sunday, Aug. 27, 2017, in Minneapolis. The Vikings won 32-31. Jim Mone AP
San Francisco 49ers offensive tackle John Theus (71) blocks Minnesota Vikings defensive lineman Tashawn Bower, left, during the second half of an NFL preseason football game Sunday, Aug. 27, 2017, in Minneapolis. The Vikings won 32-31. Jim Mone AP