For most teams, sitting out your best player and several other top contributors is a sign of waving the white flag for a game in favor of rest. For OKC, the second leg of a home-and-road back-to-back signaled an ending of a team's postseason hopes and clinching the NBA's best record.
It's been that type of historic season for them. The Oklahoma City Thunder enjoyed a 125-112 win over the Phoenix Suns as both teams had polar opposite motivations. The former had nothing to play for while the latter had everything.
With their play-in tournament hopes on the line, the Suns needed to win out and get outside help if they wanted to sneak into the postseason.