Official websites use .mil
Secure .mil websites use HTTPS
Marines with 2nd Reconnaissance Battalion, 2nd Marine Division, prepare to dive and perform underwater knot-tying in a Special Operation Command screener during a pre-dive course at Marine Corps Base Camp Lejeune, N.C., May 25 – June 5, 2015. The students had to tie five knots underwater; having only five separate breathing opportunities with only 30 seconds on the surface of the water between tying each knot. - Marines with 2nd Reconnaissance Battalion, 2nd Marine Division, prepare to dive and perform underwater knot-tying in a Special Operation Command screener during a pre-dive course at Marine Corps Base Camp Lejeune, N.C., May 25 – June 5, 2015. The students had to tie five knots underwater; having only five separate breathing opportunities with only 30 seconds on the surface of the water between tying each knot.
8/28/2026 - https://news.usni.org/2026/08/27/u-s-marine-corps-rehearsed-deploying-air-defense-radar-to-the-philippines
8/26/2026 - https://www.marinecorpstimes.com/news/your-military/2026/08/25/marines-corpsmen-ran-toward-twentynine-palms-home-rocked-by-explosion/
8/24/2026 - https://www.stripes.com/branches/marine_corps/2026-08-21/marine-hero-okinawa-hotel-fire-22615707.html
8/21/2026 - https://www.military.com/marines-field-underwater-robots-to-hunt-explosives-before-troops-hit-the-beach
8/19/2026 - https://defence-industry.eu/thales-to-equip-u-s-marine-corps-acv-fleet-with-more-than-400-minerva-dual-band-cameras-for-improved-battlefield-visibility/