TSA does allow Antlers in carry-on luggage.
The Transportation Security Administration (TSA) is an agency of the U.S. Department of Homeland Security.
TSA has authority over the security of the traveling public in the United States. It was created as a response to the September 11 attacks on 19 Nov 2001 by George W. Bush and John Mica.
The annual budget of TSA is about $7.78 billion.