Philadelphia (WPHL)-  The Philadelphia Police Department needs the public’s assistance locating a missing man last seen on Tuesday.

Police say 84-year-old Curtis Richardson was last seen at his home on the 7900 block of Forrest Avenue around 6:20 pm.

It is unknown at this time what Richardson had on last before he disappeared, police say.

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Police urge the public to contact Northwest Detectives at 215-686-3353 or call 911 if you have information on the whereabouts of Richardson.