But there is now an opportunity for O’Toole to take up the space left vacant by Poilievre.

That will be no easy task. But by the process of elimination, O’Toole has the best shot at it. Instead of being squeezed out between MacKay and Poilievre, O’Toole merely has to position himself to the right of MacKay as the only acceptable option for members looking for an alternative.

https://www.cbc.ca/news/politics/grenier-poilievre-out-1.5438447