Leanne Wood campaigns in Porth, South Wales.

Leader of Plaid Cymru Leanne Wood door-to-door  campaigning in Rhondda Cynon Taf on behalf of candidate Branwen Cennard on May 27, 2017 in Porth, Wales. A general election is to be held on June 8, 2017. (Photo by Matthew Horwood)

Plaid Cymru Leader Leanne Wood Campaigns in Ton Pentre, Rhondda

RHONDDA, WALES - APRIL 06: Plaid Cymru leader Leanne Wood campaigns in Ton Pentre on April 6, 2015 in Rhondda, Wales. Britain goes to the polls in a general election on May 7. (Photo by Matthew Horwood/Getty Images)

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