WATCH: Conservatives 'will fear an electoral pincer movement'published at 00:12 BST 24 June 2022
Our political editor Chris Mason has been giving his assessment of where things stand as votes are counted tonight in West Yorkshire and Devon.
Mason - speaking on the BBC's Newscast - says what would worry Conservative MPs is to see support for the party being eroded in both the north and south of England.
Why are the English by-elections important?