News roundup: Ferrara delivers its 5,000th fire truck … U.S. 30-year mortgage rate falls to record 3.78% … Nation’s weekly jobless aid applications dip to 370,000

And counting: Holden-based Ferrara Fire Apparatus is marking a company milestone today with the delivery of its 5,000th new fire truck. The recipient of the truck is St. Martin Parish, which is no str…