[3] In April 2008, Chosin failed[4] her Board of Inspection and Survey (InSurv) examination and was judged "unfit for sustained combat operations.

On 30 April 2013, Chosin departed her home port of Joint Base Pearl Harbor–Hickam (JBPHH) for a scheduled Western Pacific deployment.

[11] In February 2014, Chosin dispatched supplies via helicopter to Royal Canadian Navy ship HMCS Protecteur after a severe engine room fire left her dead in the water about 630 km (390 mi) off the coast of Hawaii.

[14] In October 2019 it was announced that Chosin would be shifting to Seattle, WA, to complete a depot-level modernization period at Vigor Marine's Harbor Island facility starting in December 2019.

[17] In October 2024 the Navy announced a successful test aboard Chosin of a Transferable Rearming Mechanism (TRAM) to reload a ship's vertical launch system while at sea rather than in a port.