Early today, F.B.I. agents searched Huffman Aviation in Venice, Fla., where they believed two suspected hijackers learned to fly commuter jets last year.

A current student at Huffman Aviation, who spoke on the condition that he not be named, said he knew both men.

Atta, along with Marwan al-Shehhi arrived in Venice, Florida, and visited Huffman Aviation to "check out the facility."

Charlie Voss, a former employee at Huffman Aviation in Venice, Fla., said agents questioned him about two men who stayed with him during their flight training last year.

Huffman Aviation was a flight-training school in Venice, Florida at Venice Municipal Airport.

Huffman Aviation was purchased by Dutchman Rudi Dekkers in 1999.

Both ended up in Venice, Florida at Huffman Aviation where they entered the Accelerated Pilot Program.

They both trained in Florida at Huffman Aviation, receiving their commercial pilot licenses in December 2000 from the FAA.

The trio had all enrolled in Florida Flight Training Center or Huffman Aviation.

A neighboring flight school, Huffman Aviation, trained Mohamed Atta and Marwan al-Shehhi, identified as leaders of the hijackings.