It has been reported before that the Lakers and the Nets will likely need at least one more team to be involved in order for the Kyrie Irving trade to work.
According to Adrian Wojnarowski, the Spurs fits the bill of being the third team in the transaction. Now further details emerged on what San Antonio want in return for facilitating the trade – an unprotected first round pick from the Lakers.
Via EJ Ellis of Spurs Talk:
According to multiple sources, the trade that is closest to happening involves Kyrie Irving being sent to the Los Angeles Lakers and Russell Westbrook being routed to the Spurs. To facilitate that trade, the sources tell me the Spurs want an unprotected first round pick from the Lakers.