First Minister Alex Salmond and Better Together leader Alistair Darling will go head to head over Scotland's future again tonight in their second live television debate.
The leaders' first live debate aired on STV on August 5, with both sides claiming victory.
The second debate will be screened on BBC One Scotland and across the rest of the UK on BBC Two, from 8:30pm tonight.
The 90-minute event will be staged at Kelvingrove Art Gallery and Museum in Glasgow in front of an audience of 200 people selected by polling and research consultancy ComRes.
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