...as to form a right angle with the line of the first, along the railway track, facing north. Sumner, believing his left to be covered by Heintzelman, had not occupied in force the wood bordering the Williamsburg road, and Franklin, finding no enemy in sight, had sent Smith's division to the rear. That of McCall was posted at Bottom's Bridge, guarding the passage of the Chickahominy. Toward four o'clock...