On Monday, there is expected to be new information about a victim.
Suffolk County prosecutors will also provide updates on their ongoing investigations and ask the public for help.
They are not expected to announce any new charges against Heuermann - an architect who has pleaded not guilty to six murders.
FOLLOW TO THE EYEWITNESS TO GILGO BEACH PODCAST
Discover more podcasts from abc7NY here
----------
* More Long Island news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Follow us on YouTube
Submit a tip or story idea to Eyewitness News
Have a breaking news tip or an idea for a story we should cover? Send it to Eyewitness News using the form below. If attaching a video or photo, terms of use apply.