Gregg Popovich talks Spurs loss to Mavericks #NBA #PorVida #GoSpursGo Website: ballysports.com/southwest https://www.twitter.com/BallySportsSA https://www.instagram.com/ballysportssa/ https://www.youtube.com/c/BallySportsSouthwest Spurs – https://www.nba.com/spurs/ https://www.facebook.com/Spurs https://www.twitter.com/Spurs…