Amid tense contract negotiations, Boston school officials grappled for a second day with an unexpected number of bus driver absences, causing students and families to scramble to find other ways to get to school.

Buses ran as much as two hours late, prompting families to hastily rearrange schedules to drive their children to or from school. In a city that spends $120 million annually on school transportation, parents voiced frustration that the school system is unable to provide a safe and reliable bus service.

“This would never happen in Beverly, Wakefield, or Lexington,” said Sholanda Ancrum, whose son attends Roxbury Preparatory Charter School in Mission Hill. “I’m sick of it.”

The bus problems are creating headaches for many schools — mostly independent charters — that started the school year early in hopes of squeezing in more learning time. The school system is responsible for busing charter school students.

Read the full article on the Boston Globe website.