Early Addition

Photograph of the Metropolitan Museum's rooftop Jeff Koons exhibit by kira305.

• From the Gothamist Newsmap: A car vs. building on Grand St in Brooklyn, a hostage situation in Queens, and a serious MVA on Bowery and Houston early this morning.
• No one was injured when a fire at a Williamsburg dry cleaner's broke out, but there were concerns about chemicals escaping into the air.
• An art gallery is suing an artist over uncompleted works--and wants a judge to make the artist finish them.
• NJ hospital officials are studying "repeat users", those who use the ER multiple times a year.
• A woman walking in Central Park last night was chased and shoved by a group of teens on bicycles. She did manage to fend them off before they could rob her.
• Last Friday night at 9 p.m. a 24-year-old woman was struck and killed by a mini van while riding her bike along E 49th Street.
• NYMag takes a look at the urban lemonade stands set up around town by the city's youngest entrepreneurs. They maintain any tips they receive are a result of good service, not because they are adorable.