Amy Joyner-Francis, 16, a sophomore at Howard High School of Technology in Wilmington, was killed last Thursday.
In the statement, which was released by the Wilmington Police Department, Amy's brother Anthony wrote, "We want everyone who is truly concerned for us not to fall victim to the scams going on out around the Internet."
Anthony stated that he is the only member of the family currently on social media and that all other accounts are fake.
Anthony claimed that a number of fake accounts have been created, including one claiming to be Amy's sister. In reality, Amy did not have a sister.
"We have not set up and will not set up any fundraisers or GoFundMe accounts, they are fake pages and accounts [and] are spreading hateful lies," Joyner wrote.
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Police Chief 'Charges Will be Filed'Multiple news outlets have reported the bathroom fight at Howard High School of Technology began over a boy. The alleged assailants have not been publicly named because they are minors.
According to WPVI, a witness said that Amy hit her head against a sink.
There were at least three girls involved in the fight. They were suspended from school the day of the fight, a spokesperson from the superintendent's office tells PEOPLE.
Wilmington Police Chief Bobby Cummings said at a press conference Monday, "We know that charges will be filed," adding, "Individuals will be held accountable for their actions.