http://www.latimes.com/sports/la-sp-...ck=1&cset=trueBut the early signs are encouraging for Martin, who is listed as day to day.
Trainer Stan Conte said the ligament wasn't swollen and Martin said he was able to squat on Wednesday, adding that he had a full range of motion.
"If I can go, I can go," Martin said. "We'll see tomorrow."
Martin's condition could be critical to a team that finds itself four games back of Arizona in the National League West and three games back of San Diego for the wild card.