Parkland high school honors 'those not with us' at first graduation since 17 killed in massacre

The senior class of Marjory Stoneman Douglas H.S. in Parkland graduated Sunday, nearly four months after a mass shooting that left of its students and educators dead.
ref:https://abcnews.go.com/US/parkland-high-school-offer-posthumous-diplomas-1st-graduation/story?id=55616932