(PORT HURON TOWNSHIP) -- The St. Clair County Sheriff's Office is seeking help from the public in solving at least three home invasions over the past month in the 8500 block and 9500 block of Lindsey Road in Casco Township and in the 10000 block of Big Hand Road in Columbus Township. Police believe the break-ins occurred in the time frame of 11 a.m. and 3 p.m. between July 9 and July 29. Authorities say the suspect is a white female with brown hair driving a gray delivery type van with faded lettering on the side. Anyone with information on these break-ins or the suspect in question is asked to contact the St. Clair County Sheriff's Office at 810-985-8115. Call 9-1-1 if you spot the suspect vehicle or witness a crime in progress.