The NBA is considering going to a tournament-style event for the All-Star Game, similar to what has been used in the Rising Stars competition in recent years, two people with knowledge of the plan said Friday.The people, who spoke to The Associated Press on condition of anonymity because no changes had been finalized, said the notion has been discussed for several weeks and was further talked about during a competition committee meeting on Friday.The idea centers around the 24 All-Star selections being split into three teams of eight players, with the fourth team likely to be the winner of the Rising Stars competition that will be held earlier that weekend.The changes would take effect starting with this season’s All-Star weekend in San Francisco, set for Feb. 14-16.It remains unclear how the voting process would change. Fans, players and media have been part of a weighted system to choose starters, while coaches have selected reserves. Under the proposed format, there would not be any reserves — so it’s likely all four voting entities would play a role in selecting the 24-player group.Also unclear: how choosing coaches would work. Typically, the coaching staffs from the teams leading the Eastern and Western Conferences are invited to coach the All-Star Game — but now, with th …