HOUSTON - Coast Guard and other law enforcement agencies escort a NASA training shuttle to the Johnson Space Center dock in League City, June 1, 2012.

Crewmembers from multiple Coast Guard units and the Coast Guard Auxiliary helped guide the shuttle safely through the tight ship channel and under the Kemah bridge, as it works its way to Space Center Houston.

U.S. Coast Guard photo by Petty Officer 3rd Class Richard Brahm