Garner is expecting her first child with husband Ben Affleck and there has been much speculation over how the action series would deal with her visibly swollen belly, "Entertainment Tonight" reported Tuesday.
However, the speculation came to rest with the announcement the pregnancy would most likely become an "Alias" storyline.
A spokesman told "ET" Garner's character, Sydney Bristow, will probably be carrying the fictional child of Agent Vaughn, played by Michael Vartan.
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