UPPER MARLBORO, Md. (WJZ) — One man is in police custody after a reported situation outside Patuxent Elementary School in Upper Marlboro.

According to police, school staff called 911 to report a suspicious person who had walked inside the building acting strangely and making threats.

It was later determined that the man had a grill lighter in his possession that a staff member perceived, at the time, to be a possible weapon.

The man was identified by police as 35-year-old Ricard Campbell of the 16700 block of Wardlow Road in the unincorporated area of Upper Marlboro.

The school was placed on lockdown and officers were inside of the school.

No injuries were reported.

Six kids were in the school at the time as part of an after-school program; officers escorted them from the building.

A police spokesperson said despite initial reports of a shooting, officers have no evidence that any shots were fired.