Possible Clues:

• Serve as a soldier
• American right (it stresses) - no long sleeves here, say?
• Carry a gun with sleeves rolled up, we hear
• Accept members carry weapons
• Carry weapons
• Grizzly members prepare for fight?
• Be in the army so as to give one a hug
• Serve in the forces, as chap in T-shirt may have, say
• Second Amendment phrase
• Carry weapons - they may be used in a tight squeeze!