The start of Tuesday's Game 4 of the National League Division Series between the Cubs and Nationals at Wrigley Field will be delayed. Officials from Major League Baseball, the Cubs and Nationals will reconvene at 4:30 p.m. with the threat of rain looming. President Theo Epstein, general manager Jed Hoyer and manager Joe Maddon met with MLB and Nationals officials about an hour before the scheduled 4:38 p.m. start.