"Our family is shocked and profoundly disappointed..."
The US Attorney’s office tells WISH-TV it cannot confirm or deny an investigation of Fogle is taking place.
Subway released a longer statement to 24-Hour News 8 on Monday.
Fogle has not been arrested, and no charges have been filed against him.
Crisis management expert David Shank said it could take years to answer if the brand is at stake.
On Wednesday the website had no information - only a white screen was displayed.
At the corner of Atwater Avenue and Woodlawn Avenue, you'll hear the story of an IU student whose steady diet of sandwiches and trips up and down apartment stairs turned him into Subway's top pitchman.
Neighbors say they've never noticed any problems from the Fogle household.
Fogle started showing up in Subway commercials in 2000.
He has given back to help children deal with obesity.