B.C. Conservative leader John Cummins, left to right, shakes hands with B.C. Liberal leader Christy Clark, as B.C. NDP leader Adrian Dix and B.C. Green leader Jane Stirk take part in a pre debate photo opt in Vancouver, B.C. Monday, April 29, 2013. A member of the B.C. Conservative Party's executive says leader John Cummins will quit this evening after a conference call with the party's board of directors. THE CANADIAN PRESS/Jonathan Hayward