Officers want any dashcam or phone footage from Bridge Street from midday yesterday onwards.
A man from Nuneaton has been arrested on suspicion of murder as a 32-year-old woman has died.
Police are investigating an incident that took place in a flat on Bridge Street in Nuneaton at around 02:30 am this morning.
A scene guard remains up for the time being to prevent contamination of evidence.
A 35-year-old male from Nuneaton was arrested on suspicion of murder at 5:48am.
Warwickshire Police said: "This is believed to be an isolated incident, and enquiries are currently ongoing.
"We are looking for any dashcam or phone footage from Bridge Street from midday yesterday onwards to help further our investigations.
"If anyone has any information that would be relevant to the investigation, please contact us online at www.warwickshire.police.uk/report, by phone on 101, or anonymously through CrimeStoppers on 0800 555 111 quoting Incident 31 of 10 August.
"The OIC is Detective Inspector Collette O'Keefe."
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