An MH-60S Sea Hawk helicopter and an AH-1W Cobra helicopter fly by the forward-deployed amphibious assault ship USS Bonhomme Richard during flight operations. The Bonhomme Richard Amphibious Ready Group, along with the 31st Marine Expeditionary Unit, is participating in a certification exercise. The evaluated event determines if the 31st MEU is capable of doing certain missions such as humanitarian assistance and disaster relief operations or non-combatant evacuation operations with the ARG.