Elbit Systems of America, which closed on its purchase of Harris' night vision business over the weekend, said Erik Fox, who has led the business for five years, will remain its chief. Elbit Systems purchased the business, which Harris divested as part of its merger with L3 Technologies , for $350 million. L3Harris said over the weekend it will use the proceeds to pre-fund the company pension. In a call with reporters today, Fox said the night vision business, headquartered...