post-truth politics
... that Conservative Member of Parliament Sarah Wollaston switched from supporting to repudiating the pro-Brexit Vote Leave group, calling its repetition of debunked claims "post-truth politics"?
... that Conservative Member of Parliament <a href="./Sarah_Wollaston" id="mwARM" rel="mw:WikiLink" title="Sarah Wollaston">Sarah Wollaston</a> switched from supporting to repudiating the pro-Brexit <a href="./Vote_Leave" id="mwARQ" rel="mw:WikiLink" title="Vote Leave">Vote Leave</a> group, calling its repetition of debunked claims "<b id="mwARU"><a href="./Post-truth_politics" id="mwARY" rel="mw:WikiLink" title="Post-truth politics">post-truth politics</a></b>"?