By Grace Kuria Rwanda has announced a review of COVID-19 restriction measures due to a surge in cases and the emergence of new variants globally. Effective July 1, schools and higher education institutions in Kigali, Burera, Gicumbi, Kamonyi, Musanze, Nyagatare, Rubavu, Rutsiro and Rwamagana will be closed. Provisions for students sitting national exams in July 2021…