According to the Navy Times this morning, four Carrier Air Wings are to be grounded to due to sequestration. The Navy expects these moves, and others (cancelling deployments, e.g.) to save $10 billion.
To be grounded are:
CAW 2, Ronald Reagan Carrier Strike Group
CAW 7, Dwight D. Eisenhower CSG
CAW 9, John C. Stennis CSG
CAW 17, Carl R. Vinson CSG
Additionally, two CAWs will be reduced to bare-minimum tactical readiness.
CAW 1, Theodore Roosevelt CSG
CAW 11, Chester Nimitz CSG
[Edited 2013-03-03 08:45:31]