A 9/11 Story: 3. The Helpful Man

After 9/11, FBI Special Agent Danny Gonzalez is chasing leads in San Diego, where two of the hijackers once lived. But another name keeps coming up.

A BBC News Long Form Audio production.

Host: Jane McMullen

Series producer: Neal Razzell

Additional production: Sally Abrahams, Keiligh Baker, Nik Sindle

Editor: Matt Willis

Music: Thomas Ross-Fitzsimons

Sound design: Charlie Brandon-King

Production management: Phoebe Lomas

Radio 4 commissioning executive: Tracy Williams

Radio 4 commissioning editor: Dan Clarke