More than half of the United States’ public schools need to update or replace multiple systems or features in more than half their buildings, and failure to address them could pose health and safety problems for everyone inside, according to a government report released Thursday.

What’s more, many district don’t even know exactly what they need: The report says that 65 percent of districts had conducted a facilities condition assessment of their schools at least once in the past decade, and 35 percent didn’t know if one had been done. Only 15 states reported requiring school districts to conduct facilities assessments.

Read the full article in the  Washington Post