Rose had 23 points and seven assists in his first postseason game in three years, Jimmy Butler scored 25 points and host Chicago opened the playoffs with a 103-91 victory over the Milwaukee Bucks on Saturday night.[...] if he had any thoughts about the long gap between playoff games, he kept them to himself.Michael Carter-Williams finished with nine on 4-for-13 shooting, and the sixth-seeded Bucks came up short after jumping from 15 wins to 41 this season.The last time they had him for the duration of the playoffs, he capped an MVP season by leading them to the Eastern Conference finals in 2011.A torn meniscus in his right knee early last season cut short his comeback after he sat out a year.Paul Pierce beat the Raptors with an experienced mix of brains and baskets, scoring five of his 20 points in overtime, while Nene had 12 points and 13 rebounds in Game 1 at Toronto. ...Pierce hit a three-pointer, his fourth of the game, to begin the extra session, further tormenting a Toronto team he eliminated with Brooklyn in last year's playoffs, then derided last week by saying, "I don't feel they have the 'It' that makes you worried," in an interview with ESPN. ...Amir Johnson scored 18...