UPDATE: Police and deputies have found nothing suspicious and lifted the lockdown. Increased police presence will continue at Legoland this afternoon.
WINTER HAVEN (970 WFLA) -- Winter Haven police and Polk deputies are walking through the Legoland theme park after a "concerning message" was found inside a family bathroom.
So far, nothing unusual has been found, but guests and staff are not being allowed to leave the park.
Watch for updates.