DA chief whip Siviwe Gwarube called on parliament to urgently elect a new speaker, after Mapisa-Nqakula’s resignation.Gwarube cited the assembly rules and the constitution as stating once a vacancy has been created an election of a new speaker has to take place. She wrote to George last week as the only official empowered by the rules of the assembly to initiate the necessary processes.Gwarube said the sixth parliament remains competent to perform its functions until May 21. “While there is a looming election we cannot play fast and loose with provisions of the constitution and…