Pentagon Builds New “Low-Yield” Nuclear Warhead for Sub-Launched Trident II D5 The modifications involve engineering a new reentry body or nuclear “warhead” Kris Osborn · February 12, 2019 Please leave this field emptyStay Updated with Warrior Maven Subscribe for daily military news and updates delivered straight to your inbox. We don’t spam! Read our privacy policy for more info. Check your inbox or spam folder to confirm your subscription.