Graduates toss their mortar boards in the air at the conclusion of the South Portland High School commencement on June 5.

Matthew Welch shakes hands with teachers and administrators after receiving his diploma on June 5 at the South Portland High School commencement.A South Portland High School graduates gets a big hug after commencement on June 5.Leah Mantra tries on big sister Christina Peaco’s mortar board at the South Portland High School commencement on June 5.Hubi Abdirahman and Salma Hassan congratulate South Portland High School graduate Hibo Abdirahman at commencement on June 5/