The Los Angeles Lakers have taken major steps towards retaining their core by agreeing to a four-year, $185 million maximum contract extension with Austin Reaves. Reavesâ deal is the most by an undrafted player in NBA history, but that wonât hinder the Lakersâ plan of adding a championship-caliber star. There is an opportunity to land win-now talent to support Luka Doncic. An opportunity may open with the Dallas Mavericks for star guard …