As the Miami-Dade Public Schools district prepares to launch a new school year on Monday, August 22, the Department of Transportation will be doing a dry run of its school bus fleet. The 1,170 buses will be undertaking the massive operation of transporting nearly 55,000 Miami-Dade school children daily via 975 routes in the county.This year, M-DCPS is continuing with two initiatives in transportation: Flex Stops and GPS for school...