The Tampa Bay Rays today placed right-handed pitcher Troy Percival on the 15-day disabled list with a left hamstring strain and reinstated infielder Willy Aybar from the 15-day disabled list. Percival, 38, left Wednesday?s game vs. Texas with two outs in the ninth inning with the injury. He currently is 1-0 with a 2.95 ERA (21.1-IP, 10-H) over 22 appearances and is tied for third in the American League with 14 saves in 16 opportunities. He has held opponents to 10 hits (.133 average) and four walks while striking out 21. Percival ranks 10th on the all-time saves list with 338. He was signed by the Rays last November 30 as a free agent.