Not that hard, it turns out, as CBS confirmed on Wednesday that The Flash himself, Barry Allen (Grant Gustin) would run over to National City for a special episode of Supergirl.
The U.S. Coast Guard is a multi-mission branch of the military that engages in maritime search and rescue, law enforcement, drug interdiction, alien migrant interdiction, port â¦, waterway and coastal security, homeland security and national defense.
Port & Waterway Security. Along with search and rescue, port and waterway security is the Coast Guardâs primary homeland security mission. Coast Guard members protect marine resources and maritime commerce, as well as those who live, work, or recreate on the water.