Amazon.com Services Inc.'s new $100 million air cargo hub at Lakeland Linder International Airport is moving forward. Hunt Construction Group Inc. has received a building permit for the foundation for the new sorting facility, according to Lakeland city records. The job value is pegged at $3.5 million. In May, Amazon (NASDAQ: AMZN) entered a ground lease to initially take 47 acres of a 110-acre parcel on airport property.