We are rapidly updating schema.org due to the Coronavirus situation.

• See Changes to 7.0 including fast track Coronavirus-related vocabulary #2490 for the changes that were in 7.0 release last week
• #2500 adds SchoolDistrict
• Added example for the geographic region of a SpecialAnnouncement #2495 Added example for the geographic region of a SpecialAnnouncement (thanks @vholland )
• Added datePosted to SpecialAnnouncement #2497 Add datePosted to SpecialAnnouncement