Rajon Rondo's suspended . Ray Allen might not play . The Boston Celtics have to turn somewhere for big minutes and a bigger performance in the backcourt in Tuesday night's Game 2 ... and according to Paul Flannery of WEEI.com , coach Doc Rivers has turned to Mickael Pietrus, inserting the nine-year veteran into the starting lineup alongside second-year pro Avery Bradley. Pietrus has plenty of playoff experience, having made postseason appearances as a member of the 2007 Golden State Warriors and a contributor on the '08-'09 and '09-'10 Orlando Magic, but Game 2 — his 51st career playoff game — will be his first career second-season start. According to Flannery, though, Pietrus plans to stay the course as he moves to the starting five. He doesn't want to change his approach, on the court or in the kitchen: As for Pietrus he said he would play his game and wouldn't necessarily look to score more just because he's in the starting lineup. "It's depending on how the game goes," Pietrus said. "I don't project myself, say I have to bring more points for the team. I just have to be Mickael Pietrus, bring the all-around game: rebounding, defense. I'm not putting any extra...