In this March 12, 2020, file photo, George Washington High School stands in San Francisco. California's Department of Education plans to release a detailed how-to guide to safely reopen schools in the age of face masks and physical distancing. State Superintendent of Public Instruction Tony Thurmond says he'll release a new manual Monday, June 8, 2020, titled "Stronger Together: A Guidebook for the Safe Reopening of California's Public Schools."