By Chris Rosvoglou A frightening scene unfolded on Wednesday at the world championships in Budapest, Hungary. American artistic swimmer Anita Alvarez lost consciousness while in the pool. Fortunately for Alvarez, she was rescued by her coach Andrea Fuentes. Fuentes, a four-time Olympic medalist, jumped into the pool as soon as she saw Alvarez sink to the bottom. Once she was finally rescued, Alvarez received medical attention and was taken away on a stretcher. Fuentes explained what exactly happened and what led to her jumping in to save Alvarez. “Anita is much better; she is already at her be…