According to a report in the Chicago Tribune, the Blackhawks are set to sign Patrick Kane Jonathan Toews and Duncan Keith to contract extensions.The Tribune reports the signings of the forwards, both restricted free agents after the season, are expected in the next day or two.In addition, the Hawks are said to be near an agreement with defenseman Duncan Keith , and the team could announce all three signings as early as Tuesday."Our goal like I've said from the beginning is to keep the core of our team together, and they're core players," Blackhawks GM Stan Bowman said before the season. "That's the strength and the way you have to do it in the game today. Evaluate your players, determine who the core players are and keep that group together and fill in around them."Pierre LeBrun of "Hockey Night in Canada" and ESPN.com said Saturday that new contracts for the Hawks' dynamic duo could happen "sometime in the next two weeks."