Local news reports that the shooting outside the Atria Theater sent students in graduation gowns running for safety

School officials say the shooting took place during a ceremony for the Huguenot High School.

Another graduation scheduled for Tuesday has been postponed and all classes are cancelled on Wednesday.

The victims who were killed an 18-year-old man who was part of the graduating class and his 36-year-old father, police say. Police have not yet released their identities.

A 19-year-old suspect has been taken into custody, according to Interim Richmond Police Chief Rick Edwards. He said that police believe that he knew at least one of the victims.

Another person was found armed with a handgun and was initially detained, but police now believe he was not involved in the attack.

The shooting occurred in Monroe Park after the ceremony ended at the Virginia Commonwealth University campus.