"I was asked in May whether I thought I could make an obstruction case, I said 'I thought I could' ... I know I can," she told MSNBC.
"There is so much evidence now, and as was said, it's not one piece, it's the total picture. The pieces of the puzzle are fitting together and they spell obstruction," Wine-Banks said.
"You don't need an underlying crime for the crime of obstruction," she added. "To impede an investigation, whether you were part of the original crime or not, you have committed a separate crime: Obstruction of justice."