Alex Anzalone injured his left arm in the second quarter of the Detroit Lions game vs. Jacksonville Jaguars at Ford Field. Here's the injury update.

He was the defensive play-caller and a captain as well. With this injury, the Lions have now lost four members of their Week 1 starting defense to significant injuries. As a result, the Lions will need to add depth to a group that has dealt with injuries all year.

Detroit Lions fans are closely following updates about linebacker Alex Anzalone’s injury as the team faces challenges with a depleted defense. A significant figure in Detroit’s recent success, Anzalone’s health and availability remain key topics of discussion among NFL fans and analysts.