(CNN) Black mold grows in the classrooms of Spain Elementary-Middle School. Rats and roaches run through the halls of Moses Field School and pieces of ceiling have fallen on the heads of students at Palmer Park Preparatory Academy. At Thirkell Elementary-Middle School, eighth-graders are housed in the gym and pulled to classrooms for core subjects an hour or so a day due to a shortage of teachers. These are some of the conditions standing in the way of a quality education for students at Detroit's public schools, according to the city's main teacher's union. But on Tuesday, the school administrators across the city had a bigger problem -- the teachers didn't show up.Mayor Mike Duggan orders inspections of all city schools on WednesdayMold, rats and falling ceilings behind Detroit teacher protest that closed dozens of public schools on Monday and TuesdayLabor leaders blame the state's governor for diverting funds and creating the "deplorable" environment
Rick Snyder said Tuesday that he understands the teachers' frustration but that "the best thing for _ children is to be in school."