The troubled Spider-Man Broadway musical was shut down today, the morning after an actor plunged 30 feet during a preview performance and was taken to the hospital. (The New York Times has a shudder-inducing video of the fall on its ArtsBeat blog.) It was the fourth accident since the show began previews last month. The New York Post reports that it's unclear when or if the show—already the most expensive play in the history of Broadway—will resume performances:

A representative for Actors' Equity Association, which represents the performers and stage managers of the pricey production, confirmed that New York State authorities are on-site to determine when—if ever—the show can go on.

Read the full story at the New York Post.

For backstory on the plagued history of the Spider-Man musical, read this New York Magazine article.