A woman remains in hospital after falling from a house window at Mourne Crescent in Coalisland.
Four people arrested by police investigating the incident yesterday have been released on police bail pending further enquiries.
The 29 year old woman and three men aged 24, 25 and 34 were assisting with enquiries.
Police continue to investigate the circumstances of the incident.
Detectives are appealing for anyone who witnessed anything in the Mourne Crescent area on Monday morning, or anyone who knows anything about this incident, to contact Cookstown Police Station.