UPDATE: The lockdown has ended; school is resuming as normal and nothing was found.
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Lake Shore High School has gone into an internal lockdown as a result of a single bullet reportedly found in the weight room.
School officials say the St. Clair Shores Police Department is working with the school district to investigate the situation.
All students will operate per normal with a heightened level of security.
School officials say they believe the incident to be a hoax intended to disrupt school functions.