Andy prepares for his prostate surgery. James has recovered from his back problems and returns to duty; 3 weeks earlier it is reporteds that Gina has given birth to James Jr. Greg is also celebrating Abby's birth and is more than eager to show the videotaped highlights of the birth to anyone who'll watch. As Andy goes under the knife the rest of the squad get involved with a case of reuniting Army buddies, where one of the buddies is found dead. The four survivors try to keep their story straight as the detectives' try to figure out their involvement. The army buddies are revealed to be a group that was planning a big event for the year 2000 that involved an act of terrorism. Andy's surgery goes well.