 Major League Baseball underway for the second half of the season. The Los Angeles Dodgers remaining the betting favorite to win this year's World Series. The Dodgers are at plus 320 to win the championship. The Philadelphia Phillies entered the second half with the best record in baseball. They are plus 400. The New York Yankees, who are in second place in the AL East, are plus 550 to win the World Series and they're the best bet out of the American League. The Baltimore Orioles, who lead the Yankees in the division, are plus 750.