The DA in Gauteng has urged the South African Democratic Teachers Union (Sadtu) to refrain from organising meetings during critical examination and assessment periods. Sadtu called for a mass meeting on Wednesday at a primary school in Eldorado Park in response to allegations of abuse against an educator.DA Gauteng shadow MEC for education Sergio Isa Dos Santos expressed concern that teachers would be forced to leave classes unattended, particularly now when pupils are writing exams, to attend the meeting.“Sadtu’s decision to hold this meeting during this crucial time of the…