Stop HS2 has asked us to draw your attention to this article and is encouraging us all to write to our (Conservative) MPs asking them to vote for an anti-HS2 candidate.
The article sets out the position of the candidates on HS2 as known on 31st May. They may, or may not, differ on other current topics.
http://stophs2.org/news/18408-prerequisite-conservative-leadership-hopefuls-stop-hs2