Third and fourth heat.
Documentary on the events of 11 September, shot on the day. Concludes at 10.30pm.
Shown yesterday on BBC1. See Wednesday's Choice.
Eyewitness accounts: page 28
Dr Mark Porter on loss: page 35
Shown at 7.30pm on BBC1.
The documentary concludes with a look at the rescue and recovery operation.
Documentary about the drug Vicodin, a legal opiate gaining popularity with Hollywood glitterati.
Chat and guests.