It’s unclear when Jimmy Butler will be back on an NBA floor, but whenever he is, his mission will remain the same. To win an NBA championship. His agent, Bernie Lee, is confident his client will accomplish exactly that, even after suffering a torn right ACL in the Warriors’ 135-112 win over the Miami Heat on Monday at Chase Center.Lee, in a statement to ESPN, reacted to his client’s injury and reaffirmed his confidence that the 36-year-old Butler will win a championship before he retires, even after his devastating season-ending injury. “Obviously a gut punch on every level for Jimmy and the entire group, but I firmly believe that this is a part of the journey and we can’t only expect to take the good things out of it,” Lee wrote. “We’ve watched life happen to countless others and now it’s his turn to face this. It’s how life works. I’ve known for over 10 years now that Jimmy is going to win a championship before he is done. My belief in that is unwavering. “I’ve watched Jimmy support and uplift and change the lives of countless people, including my own and now is a time for people to rally around him...