Edited sentence: For instance, inside the two minute warning, if a team calls a timeout in the normal course of play, but the replay assitant calls for a challenge of that play, the initial timeout is ignored and restored.Likewise, if a team commits a delay of game penalty (before the snap), the opposing team still has the opportunity to challegne, provided it is done before the ensuing snap.Some unusual, and confusing sequences of events can occur during replay stoppages, and most have been address through rules clarifications