JAMESTOWN – After an 8-12 record in conference play, the Jamestown High School baseball team will be fighting for its playoff lives on Monday, May 18, when the Blue Jays take on the Mandan Braves in the WDA tournament play-in game. In a conference season that saw a four-game win streak sandwiched between two four-game losing streaks, the Blue Jays found themselves ranked No. 9 in the WDA standings, three games back from securing a quarterfinals …