By Alexandra M. Public transportation, like taking the bus, is used everyday by students and teachers at CATS, but they often face a number of challenges and negative incidents on their way to and from school. Ms. Salcido, a Social Studies teacher, mentioned she was surprised by the substantial number of students taking the bus to and from school. “Sometimes students can’t get on the bus that is going to take them to school because it’s already full,” she said. It’s not just that buses fill up fast, but that often, they are delayed. Ms. Salcido