US military relaxes uniform rules for religious wear - BBC News
Sikhs in US Marines can now keep beard, wear turban : The Tribune India
Beard and turban approved for Sikh airman
Navy regs update religious headgear in uniform, provides rules for beard chits
Despite rulings, Sikh Americans in the US military are still fighting to wear turbans and beards
Judge Rules Observant Sikhs Can Wear Beards, Turbans And Serve In The US Marines
Air Force Approves Historic Religious Accommodation for Active Sikh Airman
Why Are Only Three Observant Sikh Men Serving In The U.S. Military?
New Army policy OKs soldiers to wear hijabs, turbans and religious beards
With limitations, US Marines allows Sikh officer to wear turban, not enough he says – Welcome to The South Asian Times
Sikhs in US Marine Corps Will Now Be Allowed To Keep Beard, Wear Turban
The Marines Reluctantly Let a Sikh Officer Wear a Turban. He Says It's Not Enough. - The New York Times
Cultural Clash: New York Sikh Officer's Quest for Turban and Beard in Police Uniform