WESTFIELD Alec Pierces absence can be felt at Grand Park on most Colts practice days.With Pierce out, a group of outside receivers that includes Nick Westbrook-Ikhine, Ashton Dulin and Laquon Treadwell has struggled against cornerbacks Sauce Gardner and Charvarius Ward.Indianapolis does not have a timetable for Pierces return yet. The teams top receiver underwent surgery to clean up his ankle in March, with an initial timetable of four to six months recovery. I know that hes working, hes heading in the right direction, for sure, Indianapolis head coach Shane Steichen said. I feel really good about that.The Colts put Pierce on the physically unable to perform, or PUP, list to open training camp, and although he can be activated at any time, it is unclear when hell be able to join the Colts on the practice field. Pierce has been present at every practice, riding a stationary bike to start and then watching from the sidelines, but its hard to know when hell be back.Indianapolis is counting on Pierce to play a big role for the offense. Pierce signed a four-year, $114 million contract after going over the 1,000-yard mark for the first time last season, and Indianapolis traded away Michael Pittman Jr. in the offseason to clear space for Pierces deal.The Colts hope Pierce will be back on the field soon.Joel A. EricksonandNathan Browncover theColtsall season. Get more coverage onIndyStarTVand with theColts Insider newsletter.This article originally appeared on Indianapolis Star: Latest injury update on Colts WR Alec Pierce