cnn's rosa flores is live in miami this morning. rosa, good morning. >> reporter: erica, good morning. the white house issuing recommendations for the reopening of schools. the problem is, is that these recommendations are very vague. for example, it says that students and staff should understand the symptoms of covid-19. it encourages social distancing, and it encourages the use of masks, but it does not require them. now, president donald trump praising florida yesterday for its reopening of schools. here in this state, just this week, 13 school districts reopened for in-person instruction. now, one of those school districts is martin county, and one day after this school district reopened, one classroom and one bus route has been placed under quarantine. this is according to a spokesperson from that school district, after a student displayed symptoms of covid-19. now, governor ron desantis had a live address yesterday on the reopening of schools and he mentioned martin county, but it's unclear exactly what he meant. take a listen. >> martin county superintendent laur