Dirk Nowitzki scored 24 points and Shawn Marion added 14 as the Dallas Mavericks stunned the erratic Los Angeles Lakers 93-81 in Game 2 on Wednesday to take a 2-0 second-round lead over the two-time defending champions. Jason Kidd scored 10 points for the Mavericks, who pushed the Lakers halfway to playoff elimination with Nowitzki's stellar shooting, another steady defensive performance, and...