San Antonio Spurs (50-32 SU, 44-37-1 ATS) vs. Dallas Mavericks (55-27 SU, 36-44-2 ATS), 10:00 p.m. EST, Tuesday, April 20, 2010, American Airlines Center, Dallas, Tex. TV: TNTby Ryno of Predictem.com Point Spread: Spurs +3.5/Mavericks -3.5Over/Under: 194.5 The San...