Who were victims of Gilgo Beach serial killer?

A suspected serial killer has been arrested in connection with the long-unsolved Gilgo Beach murders — and now his victims are again taking center-stage in the chilling saga that has gripped the nation for more than a decade.

The man who was taken into custody Thursday is 59-year-old Rex Heuermann, a New York City architect living in Massapequa Park, The Post can confirm.

The arrest is tied to the so-called “Gilgo Four,” women found wrapped in burlap within days of each other in late 2010, a source told The Post.

But the...