Signed programmes. Ends 4.30.
See Hear Shown on Saturday at 12 noon on BBC2
2.30 Blackout Britain Could Britain suffer huge power cuts this winter?
The Money Programme investigates. First shown on BBC2
3.00 SAS Survival Secrets How a counter-terrorist team prepares for a building assault. First shown on BBC2
4.00 Hidden Treasure An Anglo-Saxon sword. First shown on BBC2