Ron Chenoy-USA TODAY Sports Denver Broncos head coach Nathaniel Hackett is all about the ‘tugalicious’ plays in the red zone. The Denver Broncos began their first day of OTA’s on Monday. Head coach Nathaniel Hackett put a bigger emphasis on red zone work for the team right out of the gates. “We had the veteran minicamp, so we stayed more on the field with some third down stuff. Because it’s the first day of OTA’s, we wanted to save their legs but practice a very important situation,” Hackett explained. “I thought the guys did a really good job. It was our first time going live...