The company isn't turning it around fast enough for investors.Auto parts retailer Advance Auto Parts (AAP -9.69%) is (hopefully) in the middle of a turnaround. But it's apparent that the turnaround isn't done yet.The company just reported financial results for its fiscal first quarter, which ended on April 20, and they were below investor expectations. Consequently, Advance Auto Parts stock was down 6% as of 11 a.m. ET on Wednesday.Still a business that needs workIn August 2023, Advance Auto Parts hired Sha ...