Dr. Lopez purchased 50 shares of ABC Co. for $57 per share on April 1, 2012. On March 28, 2022, she decides to sell all of the shares for $45. On April 13, 2022, Dr. Lopez realized she made a mistake and purchased 50 shares of ABC Co. for $40 per share. What is her realized gain or loss on the sale and her basis in the 50 shares of ABC Co. that she purchased on April 13?