San Antonio Spurs (62-20, second in the Western Conference) vs. Oklahoma City Thunder (64-18, first in the Western Conference) Oklahoma City; Monday, 8:30 p.m. EDT LINE: Thunder -6.5; over/under is 219.5 WESTERN CONFERENCE FINALS: Thunder host first series matchup BOTTOM LINE: The Oklahoma City Thunder host the San Antonio Spurs to begin the Western Conference finals. San Antonio went 4-1 against Oklahoma City during the regular season.