HOLTSVILLE, N.Y. — Two Lengthy Island communities are in mourning Thursday pursuing a solitary-motor vehicle crash that killed a few superior faculty students.  It happened Wednesday evening in Holtsville, where by the driver lived. In accordance to police, he was just 16 many years outdated and had a learner’s permit.  Flags have been decreased at William Floyd Higher School amid information two seniors were being killed in the crash. They ended up in the car with the unlicensed teenager driving the wheel.  According to Suffolk County Police, 17-calendar year-old Taylor Beltramini of Moriches and 18-calendar year-aged Landon Auditore of Mastic have been the travellers. Beltramini was established to graduate from…