NEW YORK — A jury in Georgia has awarded $150 million to the family of a 4-year-old boy killed when a Jeep Grand Cherokee exploded into flames three years ago after being rear-ended. The jury said Chrysler, the maker of Jeeps, must pay nearly the full amount. Jurors in Decatur County ruled Thursday that Chrysler acted with reckless disregard for human life in selling the family of Remington “Remi” Walden a 1999 Jeep with a gas tank mounted behind the rear axle. The boy, of Bainbridge, Ga., was …