Las Vegas Aces star Kelsey Plum has elected not to participate in Unrivaled, delivering a blow to the new 3-on-3 women's league set to debut Jan. 17. "I've decided to not take part in the inaugural season of Unrivaled in order to take some more time for myself this offseason," Plum posted in an Instagram story Wednesday. "I appreciate the league understanding and being so accommodating. I wish the league and all of the players nothing but the best and I'm excited to watch!" Plum had been named to the roster of the Laces, one of the league's six teams. Other Laces players expected to take the court for coach Andrew Wade are Kayla McBride ( Lynx), Alyssa Thomas ( Sun), Courtney Williams (Lynx), Kate Martin (Aces) and Stefanie Dolson ( Mystics). Plum's decision leaves the league three players short of filling out six full rosters. Indiana Fever star Caitlin Clark declined an invitation to...