Chief Petty Officer Rich Mcave, assigned to Explosive Ordnance Disposal Mobile Unit 6, operates a Talon robot and a Remote Ordnance Neutralization System during an Exercise Solid Curtain-Citadel Shield 2011 vehicle borne improvised explosive device drill in Jacksonville, Fla., on Feb. 24, 2011. The weeklong series of anti-terrorism and force protection exercises involves Navy installations and activities.