Q:Please answer the following question about this movie plot. If it's un-answerable, please output "No answer". Question: Who helds the charity event? Movie plot title: Iron Man Movie plot: Genius, billionaire, and playboy Tony Stark, who has inherited the defense contractor Stark Industries from his father, is in war-torn Afghanistan with his friend and military liaison, Lieutenant Colonel James Rhodes to demonstrate the new "Jericho" missile. After the demonstration, the convoy is ambushed and Stark is critically wounded by one of his own rocket-propelled grenades. He is captured and imprisoned in a cave by a terrorist group, the Ten Rings, and an electromagnet is grafted into his chest by fellow captive Yinsen to keep the shrapnel shards that wounded him from reaching his heart and killing him. Ten Rings leader Raza offers Stark freedom in exchange for building a Jericho missile for the group, but Tony and Yinsen agree Raza will not keep his word. Stark and Yinsen quietly build a powerful electric generator called an arc reactor to power Stark's electromagnet and a suit of powered armor to aid in their escape. Although they keep the suit hidden almost to completion, the Ten Rings attack the workshop when they discover their hostages' intentions. Yinsen sacrifices himself to divert them while the suit powers up. The armored Stark battles his way out of the cave to find the dying Yinsen, then in anger burns the Ten Rings weapons and flies away, crashing in the desert and destroying the suit. After being rescued by Rhodes, Stark returns home and announces that his company will no longer manufacture weapons. Obadiah Stane, his father's old partner and the company's manager, advises Stark that this may ruin Stark Industries and his father's legacy. In his home workshop, Stark builds a sleeker, more powerful version of his improvised armor suit, as well as a more powerful arc reactor for his chest. Personal assistant Pepper Potts places the original reactor inside a small glass showcase. Though Stane requests details, Stark keeps his work to himself. At a charity event held by Stark Industries, reporter Christine Everhart informs Stark that his company's weapons, including the Jericho, were...
A:
Stark Industries