Pirates closer Grilli nearing a returnPirates All-Star closer Jason Grilli pitched a simulated game Wednesday and is close to a return from a strained right forearm. Grilli threw 25 pitches to a handful of teammates and said he is encouraged by the results. The 36-year-old has been on the disabled list since injuring his arm in a 6-5 victory over Washington on July 22. Barring a setback, manager Clint Hurdle expects Grilli to make a rehab appearance for Double A Altoona on Saturday . . . Mets pitchers Jenrry Mejia and Jeremy Hefner both underwent elbow surgery. Mejia had a bone spur removed and hopes to be ready for the start of next season. Hefner had Tommy John surgery and will likely be sidelined at least a year . . . Padres outfielder Carlos Quentin will have surgery on his right knee and is done for the season. Quentin has been on the disabled list since Aug. 10 with a strained knee and will have surgery in the next week . . .The Indians placed outfielder Ryan Raburn on the 15-day disabled list because of a strained left Achilles’. Raburn has missed 10 of the last 11 games with soreness in his left foot . . . A federal judge in Chicago sentenced former White Sox scouting executive David Wilder to two years in prison for accepting about $440,000 in kickbacks from Latin American players the team had signed. Federal prosecutors say the 52-year-old pleaded guilty to mail fraud in February 2011. They say Wilder got the money from signing bonuses and contract buyouts that two of the team’s Latin American scouts paid to secure about two dozen prospective players.