A roommate of victim Sabina Rosas’ husband, who splits his time between NYC and Miami, said the stunned husband flew in from Miami Tuesday.

Thomas Gannon, 56, was suspected of killing 33-year-old Sabina Rosas at Shou Sugi Ban House in Water Mill, New York.

A woman who was found murdered at a posh Long Island resort had connections to the Hudson Valley.Sabina Rosas, age 33, was killed at the posh Shou Sugi Ban House, located in the Hamptons hamlet of Water Mill,