One moment , dozens of sports bar patrons were cheering the Miami Heat as they watched the NBA finals on a deck above South Florida 's Biscayne Bay on Thursday night . The next -- just as they stood to cheer a Heat basket , a hostess recalled -- the packed deck collapsed , spilling them into water . About 100 people were on the deck of Shuckers Bar & Grill at the time of the collapse , Miami-Dade Fire Lt. Eugene Germain told reporters . Authorities are treating 24 victims , three of whom have `` critical injuries , '' Germain said . Officials believe no one is missing . Read about the Philadelphia building collapse . Video from CNN affiliate WSVN showed fire trucks and ambulances at the scene , which was illuminated by a spotlight from a helicopter . Rescue divers were also there . At least one patient on a stretcher was put inside a waiting ambulance . The collapse is believed to have happened shortly before 10 p.m . ET . What had been the deck was largely unrecognizable after the collapse , video from CNN affiliate WFOR showed . Connected to a Best Western hotel , Shuckers Bar & Grill is in Miami 's North Bay Village . On its website , it boasts outdoor dining on a dock over Biscayne Bay and 23 high-definition flat-screen TVs . At the time of Thursday 's collapse , the hometown Miami Heat were playing in San Antonio against the Spurs in the NBA finals . Leah Masters , a Shuckers hostess , told WFOR that the deck collapsed just as people stood to cheer as the Heat scored . Miami Heat vs. San Antonio Spurs : Game 4 Highlights .
The collapse happened during a San Antonio Spurs , Miami Heat game . Twenty-four people are being treated , three have critical injuries . Authorities believe no one is missing . Shuckers Bar & Grill is located in Miami 's North Bay Village .