WC MPLs want heads to roll over Bellville Sassa water cannon incident Hundreds of disability grant beneficiaries were sprayed with the water canon earlier this year. FILE: A South African Social Security Agency office. Picture: Kayleen Morgan/EWN one hour ago CAPE TOWN - The Western Cape Legislature said that action needed to be taken against those who gave the order to use a water cannon on Sassa beneficiaries in Bellville. Hundreds of disability grant beneficiaries were sprayed with the water cannon earlier this year. Chairperson of the Standing Committee on Community Safety, Reagan Allen, said that heads must roll.