Fatality Reported In Turbulence Incident - AVweb

ADSBExchange shows the flight climbing at 2000 ft/min and a ground speed of 320 kts, then over Hatfield, MA at 23450 ft the vertical speed jumps to 3648, 4880 and 5880 over a period of 5 seconds. The FMS was set for 225 and the ground track was 200.