Sussex Police are continuing their investigation following a six-hour armed stand-off in Worthing on Thursday (January 16).
Officers armed with automatic weapons joined other members of the emergency services in Broadwater Street West following reports of a man threatening to harm himself.
After being called at around 8.30am, officers negotiated with the man inside a property until he finally agreed to come outside at 2.30pm. He was then taken into custody.
Read more about the dramatic day here: Worthing man arrested after six-hour stand-off with armed police
Sussex Police has now confirmed the man, who has not been named, has been released under investigation while enquiries continue.
Pictures show huge emergency response with armed police at Worthing property
Worthing primary school on 'partial lockdown' amid ongoing armed police incident
Broadwater businesses tell of shock at armed police incident