Texas Rangers (37-39, third in the AL West) vs. Pittsburgh Pirates (30-47, fifth in the NL Central) Pittsburgh; Saturday, 4:05 p.m. EDT PITCHING PROBABLES: Rangers: Kumar Rocker (2-4, 7.31 ERA, 1.69 WHIP, 27 strikeouts); Pirates: Mitch Keller (1-9, 4.08 ERA, 1.25 WHIP, 68 strikeouts) BETMGM SPORTSBOOK LINE: Rangers -111, Pirates -108; over/under is 8 1/2 runs BOTTOM LINE: The Texas Rangers bring a 1-0 advantage into the next game of the series against the Pittsburgh Pirates. Pittsburgh has a 19-20 record at home and a 30-47 record overall. The Pirates have a 13-3 record in games when they scored at least five runs. Texas is 37-39 overall and 14-23 in road games. The Rangers are 23-12 in games