WESTLAKE -- As a driver was sweeping a school bus after the morning route Tuesday, a .380 bullet cartridge was found.
Authorities say all students who rode that bus were interviewed by police. Their lockers were also checked by school staff.
No weapon was found and none of the children professed any knowledge of the incident.
The bus carries students from lee Burneson Middle School and Parkside Intermediate School.
Parents are urged to check their firearms and ammunition are properly secured.
Anonymous tips can be made to the Safe Schools Helpline at 440-250-1199.
The situation remains under investigation.