How the NBA's final four were built -- and what it means for the rest of the league
Briefly

The NBA's most successful teams serve as templates for the rest of the league. This season, both Western Conference finalists built around homegrown stars with risky trades while the Indiana Pacers capitalized on injuries and added Pascal Siakam midseason.
None of the four remaining NBA teams in the playoffs built their rosters with key players added through expensive free agency. This sheds light on building a championship contender in the modern NBA.
Read at ESPN.com
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