How Can 'Glee' Continue Without Cory Monteith?

Fox has reportedly postponed premiere to give writers time to craft an appropriate sendoff.
2:16 | 07/19/13

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Transcript for How Can 'Glee' Continue Without Cory Monteith?
latest in the shocking death of "glee" star cory monteith. The season debut may be delayed. And abc's chris connelly has the story. Reporter: It's the question unlikely to be on the minds of the producers and performers who are mourning the death of cory monteith. But not surprisingly, the speculation has already begun. How can "glee" go on? Anytime a tragedy like this happens, it's a real shock to a production. There's an emotional toll that's going to be taken. And secondly, there's the logistics challenge how do you replace an integral part of a major tv show? Reporter: Reports published and online, says fox has agreed to put "glee" on a hiatus. Moving writers time to craft an appropriate sendoff. In a statement yesterday, fox said we cannot confirm any of these reports. It's going to be interesting to see what "glee" will do, because they left the character at an interesting juncture. He had gone off to college. There's going to be a number of new characters coming in. Reporter: The challenges are daunting. Monteith's finn hudson was beloved by an audience that not only enjoyed the characters' relationship with lea michele's rachel, but knew they were together in real life. It's going to be extremely tough for this young lady, to carry on after weathering such tough circumstances. He was a -- he wasn't breathing. Reporter: "The west wing" had to deal with john spencer's untimely passing. And "8 simple rules" faced the reality of leading man john ritter's death. The show managed to go on without him for about a season. But it was never really the same. ♪ I know it's late ♪ Reporter: For a show that's never shied away from taking risks, creator ryan murphy will soon confront big decisions that will shake "glee's" legacy. I would not be surprise to see him lean into the challenge here in a very interesting way. That could make for some pretty memorable and controversial television. Reporter: For "good morning america," chris connelly, abc news, los angeles. Still so hard to believe. And a memorial for monteith in los angeles is being planned.

This transcript has been automatically generated and may not be 100% accurate.

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