By Brandon Josphat josphatbl@dailynews.co.zw THE Zimbabwe School Examinations Council (Zimsec) says it has tightened its system to curb leakage of public examination papers. This comes as Zimsec was rocked by scandals last year after school authorities and candidates were found in possession of leaked 2022 “O” Level final examination papers, with over 5 000 students…

