Baroness Thatcher's legacy in Scotland was the topic for debate at Holyrood this afternoon.
The discussion had been postponed to avoid a clash with yesterday's funeral.
Watch the full report from Jenny Longden below.
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The historic event always takes place on the last Friday in July.
Early enquiries suggest the men may have taken the drug Blue Valium. Two of them remain in hospital with breathing problems.
More than 8,000 people are expected to attend over the three day event, which starts at 7pm tonight.