Claim: From 28 to 30 July, Greenbrier River sailed to Little Creek, Virginia for training in Chesapeake Bay, the largest estuary in the United States, where she was assigned to LSMR Squadron 4.
Evidence: Assigned to LSMR Squadron 4, she departed Little Creek on 4 October for the Great Lakes. From 28 to 30 July she sailed to Little Creek, Virginia, for training in Chesapeake Bay and along the Virginia coast. The Chesapeake Bay (/ˈtʃɛsəpiːk/ CHESS-ə-peek) is the largest estuary in the United States.