Once again, the World Series is tied. The San Francisco Giants beat the Kansas City Royals in Game 4 to even the series at two games apiece. In Sunday night's Game 5, things are going to swing one way or the other. The Giants send their ace Madison Bumgarner, the postseason's best starting pitcher, to the mound to face James Shields in a rematch of Game 1. Will Shields fare better this time ? Or will Bumgarner confound the Royals again? We'll find out shortly, and the Yahoo Sports MLB crew — columnists Tim Brown and Jeff Passan , plus the bloggers from Big League Stew — will be serving up commentary from start to finish. Use this handy Twitter tracker to follow the game with live commentary from our writers and other MLB experts. More MLB coverage from Yahoo Sports: - - - - - - - Mike Oz is an editor for Big League Stew on Yahoo Sports. Have a tip? Email him at mikeozstew@yahoo.com or follow him on Twitter! Follow @MikeOz