CLEVELAND -- The Cleveland Fire Department's Arson Unit is investigatingtwofires atthe samevacant west side apartment early Tuesday morning.

The first fire broke out before 1:45 a.m. on Lake Avenue, near West 83rd Street.

Investigators say that fire started in the basement.

A second fire started on the second floor just before 4:40 a.m. and spread to the third floor.

Arson investigators are investigating both fires.

No injuries have been reported.