(BCN) -- A message allegedly sent over a Corte Madera school's handheld radios led to a campus lockdown and a search of a mall on Wednesday, according to police.

Officers with the Central Marin Police Authority responded in the morning to a report of a suspicious circumstance at the Cove elementary school in Corte Madera.

According to police, the reporting party said that an unknown person had announced "someone may have a gun" over the school's radios. The school was in session with summer camp children and occupied by multiple students and staff, police said.

The school was placed on lockdown, a rollcall of campus staff was carried out, and officers arrived to thoroughly search the premises.

Ultimately it was determined that no staff had made the announcement, nor did they see anyone

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