The Istanbul Metropolitan Municipality has conducted drug tests on 141,350 people who applied for drivers' positions throughout the city, the municipality announced.
Among them, 5,315 applications tested positive, the municipality said, adding that the position included spots for school bus drivers.
Around 18,000 school buses are expected to enter traffic on Sep. 6 when schools open, the municipality noted, adding that 324,000 students are expected to be traveling on school buses.