Sparks waive Ashley Walker, Karlie Samuelson, trim season-opening roster to 12

And then there were 144. And here in L.A, 12.
On the final day of training camp, the Sparks waived veteran free agent forward Ashley Walker and Karlie Samuelson, a second-year guard from Southern California who played for the team last season.
Thursday’s cuts bring the Sparks’ roster to a dozen players, the maximum permitted for each of the 12 WNBA teams, four of which begin the regular season on Friday.
The Sparks open their season Sunday in Las Vegas, where they’ll debut rook