CNN — The Hummer is back. One thing the Hummer didn’t lose ispower.Withfour-wheel drive and three electric motors capable of producing a total of 1,000 horsepower, the Hummer EV is designed to be “possibly, or probably, the most capable on the market,” said Duncan Aldred, head of GM’s Buick and GMC brands. Besides raw power, the GMC Hummer EV also …