NYC shooting victim Julia Hyman was working late when she was executed: ‘She was first in, last out’

The youngest victim of Monday’s shooting rampage in a Midtown skyscraper was a rising star — who was executed while working late. Julia Hyman, 27, was one of the last people still working on the 33rd floor of 345 Park Ave. about 6:30 p.m. when madman Shane Tamura, also 27, burst from the elevator and started blasting…