An early morning fire in Grover Beach forced two residents, their dog and their neighbors to leave their homes. Five Cities Fire Authority says the fire was first reported at around 4:30 yesterday. When firefighters arrived at the Longbranch Avenue scene, the upper story of the two-story condo was involved in flames. Firefighters were able to keep the blaze contained to the top floor. No injuries were reported. The cause of the fire is under investigation.