Glavine Throws First Side Session

((HT: David O'Brien/AJC))Tom Glavine’s thoughts were on pitching again, not retirement, after a pain-free bullpen session Monday at Turner Field. It was his first time throwing off a mound in three weeks.“I’m encouraged by it,” the 43-year-old left-hander said after about making 35-40 pitches in a 15-minute session, his first since shoulder pain forced him from a minor-league rehab start April 12.“My biggest concern going out today was going through my windup and making pitches the way I wanted to, without feeling like I was cutting anything off [on arm extension] to try not to make it hurt. And I accomplished that,” Glavine added.Baseball’s only active 300-game winner had elbow and shoulder surgeries last August 21 and has been on the disabled list since the season began. His scheduled mid-April return to the rotation was scrubbed by the setback, which he sustained while batting in what was to have been his last minor league start.“My side session today was better than any of m...